# STAT 305: R for Statistics III | UW–Madison

[View on UW Courses](https://uwcourses.com/courses/STAT_305)

## Dataset

### revision

e243353dcb7d79b7247ced91d69443ef4c2a6349

### repository

twangodev/uwcourses

### schema version

6

### importer version

7

### projection id

52a78527ff09011d88cb04c7d43867d9fbfec2930bf1dd2ec359ebd2844e0b07

### observed at

2026-09-07T15:55:43.033547+00:00

### built at

2026-09-10T19:50:42.743001+00:00

### courses

8951

### current instructors

5754

### limited

false

### terms

* 1272
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### term

1272

### departments

| subject   | count |
| --------- | ----- |
| AAE       | 90    |
| ABT       | 20    |
| ACCTIS    | 36    |
| ACTSCI    | 14    |
| AFAERO    | 10    |
| AFRICAN   | 87    |
| AFROAMER  | 71    |
| AGROECOL  | 21    |
| AMERIND   | 53    |
| ANAT\&PHY | 7     |
| ANATOMY   | 2     |
| ANESTHES  | 8     |
| ANSCI     | 57    |
| ANTHRO    | 95    |
| ART       | 125   |
| ARTED     | 10    |
| ARTHIST   | 121   |
| ASIALANG  | 129   |
| ASIAN     | 109   |
| ASIANAM   | 28    |
| ASTRON    | 38    |
| ATMOCN    | 69    |
| BIOCHEM   | 51    |
| BIOCORE   | 10    |
| BIOLOGY   | 14    |
| BIOMDSCI  | 18    |
| BME       | 66    |
| BMI       | 41    |
| BMOLCHEM  | 10    |
| BOTANY    | 69    |
| BSE       | 44    |
| C\&ESOC   | 73    |
| CBE       | 48    |
| CHEM      | 101   |
| CHICLA    | 52    |
| CIVENGR   | 133   |
| CLASSICS  | 47    |
| CNP       | 10    |
| CNSRSCI   | 50    |
| COMARTS   | 137   |
| COMPBIO   | 15    |
| COMPLIT   | 11    |
| COMPSCI   | 138   |
| COUNPSY   | 78    |
| CRB       | 19    |
| CS\&D     | 71    |
| CSCS      | 40    |
| CURRIC    | 193   |
| DANCE     | 93    |
| DERM      | 8     |
| DS        | 88    |
| DYSCI     | 35    |
| ECE       | 155   |
| ECON      | 145   |
| EDPOL     | 114   |
| EDPSYCH   | 97    |
| ELPA      | 70    |
| EMA       | 53    |
| EMERMED   | 17    |
| ENGL      | 206   |
| ENTOM     | 40    |
| ENVIRST   | 148   |
| EP        | 15    |
| EPD       | 67    |
| ESL       | 16    |
| F\&WECOL  | 60    |
| FAMMED    | 22    |
| FINANCE   | 50    |
| FOLKLORE  | 40    |
| FOODSCI   | 43    |
| FRENCH    | 63    |
| GEN\&WS   | 145   |
| GENBUS    | 72    |
| GENECSLR  | 17    |
| GENETICS  | 60    |
| GEOG      | 113   |
| GEOSCI    | 83    |
| GERMAN    | 82    |
| GLE       | 48    |
| GNS       | 38    |
| GREEK     | 27    |
| HDFS      | 41    |
| HEBR-BIB  | 13    |
| HEBR-MOD  | 10    |
| HISTORY   | 233   |
| HISTSCI   | 56    |
| HONCOL    | 13    |
| ILS       | 43    |
| INFOSYS   | 9     |
| INTEGART  | 7     |
| INTEGSCI  | 22    |
| INTER-AG  | 18    |
| INTER-HE  | 11    |
| INTER-LS  | 22    |
| INTEREGR  | 16    |
| INTLBUS   | 21    |
| INTLST    | 50    |
| ISYE      | 83    |
| ITALIAN   | 53    |
| JEWISH    | 56    |
| JOURN     | 88    |
| KINES     | 128   |
| LACIS     | 26    |
| LANDARC   | 61    |
| LATIN     | 24    |
| LAW       | 120   |
| LEGALST   | 48    |
| LINGUIS   | 35    |
| LIS       | 89    |
| LITTRANS  | 78    |
| LSC       | 52    |
| M\&ENVTOX | 7     |
| MARKETNG  | 62    |
| MATH      | 153   |
| MDGENET   | 8     |
| ME        | 130   |
| MEDHIST   | 43    |
| MEDICINE  | 60    |
| MEDIEVAL  | 32    |
| MEDPHYS   | 39    |
| MEDSC-M   | 29    |
| MEDSC-V   | 41    |
| MHR       | 68    |
| MICROBIO  | 45    |
| MILSCI    | 16    |
| MM\&I     | 22    |
| MOLBIOL   | 6     |
| MS\&E     | 59    |
| MUSIC     | 165   |
| MUSPERF   | 126   |
| NAVSCI    | 20    |
| NE        | 44    |
| NEURODPT  | 11    |
| NEUROL    | 7     |
| NEURSURG  | 4     |
| NTP       | 11    |
| NURSING   | 111   |
| NUTRSCI   | 65    |
| OBS\&GYN  | 18    |
| OCCTHER   | 39    |
| ONCOLOGY  | 14    |
| OPHTHALM  | 5     |
| OTM       | 43    |
| PATH      | 34    |
| PATH-BIO  | 29    |
| PEDIAT    | 26    |
| PHARMACY  | 31    |
| PHILOS    | 77    |
| PHMCOL-M  | 11    |
| PHMPRAC   | 45    |
| PHMSCI    | 60    |
| PHYASST   | 37    |
| PHYSICS   | 88    |
| PHYSIOL   | 3     |
| PHYTHER   | 37    |
| PLANTSCI  | 52    |
| PLPATH    | 35    |
| POLISCI   | 192   |
| POPHLTH   | 58    |
| PORTUG    | 33    |
| PSYCH     | 101   |
| PSYCHIAT  | 22    |
| PUBAFFR   | 54    |
| PUBLHLTH  | 23    |
| RADIOL    | 11    |
| REALEST   | 41    |
| RELIGST   | 90    |
| RHABMED   | 9     |
| RMI       | 24    |
| RP\&SE    | 102   |
| S\&APHM   | 17    |
| SCANDST   | 73    |
| SLAVIC    | 89    |
| SOC       | 149   |
| SOCWORK   | 87    |
| SOILSCI   | 46    |
| SPANISH   | 83    |
| SRMED     | 21    |
| STAT      | 94    |
| STDYABRD  | 52    |
| STS       | 8     |
| SURGERY   | 25    |
| SURGSCI   | 33    |
| THEATRE   | 91    |
| URBRPL    | 60    |
| UROLOGY   | 5     |
| ZOOLOGY   | 89    |

## course

### run id

20260907T155543-ce3781c4

### semester

1272

### observed at

2026-09-07 15:55:43.033547+00:00

### record version id

4db7bf055c811b97a8d4e3991a15ef5f85d2de4b4675d4fc6c8e28ff54925e0a

### course id

STAT 305

### course uid

course\_b39b93337ad24a2a65ba3267

### catalog version id

a6934c7534561996bbf0a1ff9648175eabfa72a70252d16434e6f2d9b69130e0

### course number

305

### subjects

* STAT

### title

R FOR STATISTICS III

### description

Provides an understanding of the commonly used statistical language R. Learn to combine R with high performance computing tools to do scientific computing.

### requirements text

STAT 304

### credits min

1

### credits max

1

### credit offering ids

* 1272:932:025057

### llm job id

enrich-8b774950c2b6adfdc46d1b82

### llm output id

e0e163b628961011866dc359c6f6767e2ac655ebca38a992dacd8268d16650df

### llm model

nvidia/Qwen3.6-35B-A3B-NVFP4

### llm model revision

1355db6a052410cfd62085d94b58866fd0f2c3c5

### llm task version

14

### llm search status

valid

### llm summary

STAT 305 teaches students to use the R statistical language and integrate it with high performance computing tools for scientific computing.

### llm topics

* High performance computing with R
* Statistical language R

### llm skills

* Combining R with high performance computing tools for scientific computing.

### llm assumed background

* Foundational knowledge of the R programming language, including data manipulation and exploratory data analysis.
* Intermediate R programming skills, including control structures, functions, data structure manipulation, and data visualization.

### llm search phrases

* R programming statistics
* high performance computing R
* scientific computing R
* STAT 305 prerequisites
* R for statistics III

### llm requirements status

valid

### llm student summary status

valid

### llm experience status

insufficient\_evidence

### catalog variants

None recorded.

### student summary

#### context hash

f3db8998427147cae164d45b53c8a17a3c759801f08f38505c31fd963466353e

#### course id

STAT 305

#### current instructors

```json
[
  {
    "instructor_uid": "instructor_549402aaa3fc02311c4c262e",
    "message": "No course-specific reviews available",
    "name": "Bo Yang",
    "review_status": "no_course_reviews",
    "rmp_instructor_id": "rmp:2107418",
    "summary": [
      {
        "citations": [
          {
            "course_id": "STAT 305",
            "run_id": "20260907T155543-ce3781c4",
            "section_number": 3,
            "source_course_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
            "source_record": {
              "entity_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
              "file": "tables/observations.parquet",
              "kind": "grades",
              "source": "madgrades"
            },
            "table": "section_grades_latest",
            "term_id": "1254",
            "type": "grade"
          },
          {
            "course_id": "STAT 305",
            "run_id": "20260907T155543-ce3781c4",
            "section_number": 3,
            "source_course_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
            "source_record": {
              "entity_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
              "file": "tables/observations.parquet",
              "kind": "grades",
              "source": "madgrades"
            },
            "table": "section_grades_latest",
            "term_id": "1262",
            "type": "grade"
          },
          {
            "course_id": "STAT 305",
            "run_id": "20260907T155543-ce3781c4",
            "section_number": 3,
            "source_course_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
            "source_record": {
              "entity_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
              "file": "tables/observations.parquet",
              "kind": "grades",
              "source": "madgrades"
            },
            "table": "section_grades_latest",
            "term_id": "1264",
            "type": "grade"
          }
        ],
        "text": "Recent recorded grades — Spring 2025: 3.84 GPA, 90.3% A/AB (n=31 letter grades); Fall 2025: 3.85 GPA, 90.0% A/AB (n=20 letter grades); Spring 2026: 3.81 GPA, 91.4% A/AB (n=35 letter grades). Includes jointly taught sections."
      }
    ]
  },
  {
    "instructor_uid": "instructor_f0cd815c302d74748eeeee6d",
    "message": "No course-specific reviews available",
    "name": "Zhifeng Chen",
    "review_status": "no_course_reviews",
    "rmp_instructor_id": null,
    "summary": [
      {
        "citations": [
          {
            "course_id": "STAT 305",
            "run_id": "20260907T155543-ce3781c4",
            "section_number": 3,
            "source_course_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
            "source_record": {
              "entity_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
              "file": "tables/observations.parquet",
              "kind": "grades",
              "source": "madgrades"
            },
            "table": "section_grades_latest",
            "term_id": "1254",
            "type": "grade"
          },
          {
            "course_id": "STAT 305",
            "run_id": "20260907T155543-ce3781c4",
            "section_number": 3,
            "source_course_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
            "source_record": {
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              "file": "tables/observations.parquet",
              "kind": "grades",
              "source": "madgrades"
            },
            "table": "section_grades_latest",
            "term_id": "1262",
            "type": "grade"
          },
          {
            "course_id": "STAT 305",
            "run_id": "20260907T155543-ce3781c4",
            "section_number": 3,
            "source_course_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
            "source_record": {
              "entity_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
              "file": "tables/observations.parquet",
              "kind": "grades",
              "source": "madgrades"
            },
            "table": "section_grades_latest",
            "term_id": "1264",
            "type": "grade"
          }
        ],
        "text": "Recent recorded grades — Spring 2025: 3.84 GPA, 90.3% A/AB (n=31 letter grades); Fall 2025: 3.85 GPA, 90.0% A/AB (n=20 letter grades); Spring 2026: 3.81 GPA, 91.4% A/AB (n=35 letter grades). Includes jointly taught sections."
      }
    ]
  }
]
```

#### difficulty workload

None recorded.

#### errors

None recorded.

#### historical context

None recorded.

#### message

No course-specific reviews available

#### offered

true

#### profile hash

5cb4dabf887cdbcd8c00d5a1312e10828b95c63f30bc3ea76aea199565390d02

#### quick take

Recent recorded grades — Spring 2025: 3.84 GPA, 90.3% A/AB (n=31 letter grades); Fall 2025: 3.85 GPA, 90.0% A/AB (n=20 letter grades); Spring 2026: 3.81 GPA, 91.4% A/AB (n=35 letter grades).

```json
{
  "citations": [
    {
      "course_id": "STAT 305",
      "run_id": "20260907T155543-ce3781c4",
      "source_record": {
        "entity_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
        "file": "tables/observations.parquet",
        "kind": "grades",
        "source": "madgrades"
      },
      "table": "grades_latest",
      "term_id": "1254",
      "type": "grade"
    },
    {
      "course_id": "STAT 305",
      "run_id": "20260907T155543-ce3781c4",
      "source_record": {
        "entity_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
        "file": "tables/observations.parquet",
        "kind": "grades",
        "source": "madgrades"
      },
      "table": "grades_latest",
      "term_id": "1262",
      "type": "grade"
    },
    {
      "course_id": "STAT 305",
      "run_id": "20260907T155543-ce3781c4",
      "source_record": {
        "entity_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
        "file": "tables/observations.parquet",
        "kind": "grades",
        "source": "madgrades"
      },
      "table": "grades_latest",
      "term_id": "1264",
      "type": "grade"
    }
  ]
}
```

#### student experience

None recorded.

#### task hash

74fb0997943e888960bbc9e47db8c4fd12e4292d55c20509d8d89db6a9910f68

#### teaching history

BO YANG is recorded teaching in Fall 2019, Spring 2020, Fall 2020, Fall 2021, Spring 2022, Fall 2022, Spring 2023, Fall 2023, Spring 2024, Fall 2024, Spring 2025, Fall 2025, Spring 2026. Recorded history may be incomplete and does not establish a future schedule.

```json
{
  "citations": [
    {
      "course_id": "STAT 305",
      "run_id": "20260907T155543-ce3781c4",
      "section_number": 1,
      "source_course_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
      "source_record": {
        "entity_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
        "file": "tables/observations.parquet",
        "kind": "grades",
        "source": "madgrades"
      },
      "table": "section_grades_latest",
      "term_id": "1202",
      "type": "grade"
    },
    {
      "course_id": "STAT 305",
      "run_id": "20260907T155543-ce3781c4",
      "section_number": 4,
      "source_course_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
      "source_record": {
        "entity_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
        "file": "tables/observations.parquet",
        "kind": "grades",
        "source": "madgrades"
      },
      "table": "section_grades_latest",
      "term_id": "1202",
      "type": "grade"
    },
    {
      "course_id": "STAT 305",
      "run_id": "20260907T155543-ce3781c4",
      "section_number": 1,
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        "entity_id": "69d9181f-7a36-379b-9a09-19867ddcfec5",
        "file": "tables/observations.parquet",
        "kind": "grades",
        "source": "madgrades"
      },
      "table": "section_grades_latest",
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      },
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    },
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      },
      "table": "section_grades_latest",
      "term_id": "1264",
      "type": "grade"
    }
  ]
}
```

ZHIFENG CHEN is recorded teaching in Fall 2024, Spring 2025, Fall 2025, Spring 2026. Recorded history may be incomplete and does not establish a future schedule.

```json
{
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      },
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      "type": "grade"
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  ]
}
```

#### term id

1272

#### term name

2026 Fall

#### version

2

### requirements

#### nodes

```json
[
  {
    "children": [],
    "condition": null,
    "course": {
      "course_number": 304,
      "minimum_grade": null,
      "subjects": [
        "STAT"
      ],
      "timing": "prior"
    },
    "evidence": "STAT 304",
    "id": "n0",
    "kind": "course"
  }
]
```

#### notes

None recorded.

#### root

n0

#### status

parsed

### instructors

```json
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    "source": "enrollment",
    "source_instructor_id": "byang76",
    "identity_basis": "netid",
    "identity_status": "source_identified",
    "name": "Bo Yang",
    "email": "BYANG76@WISC.EDU",
    "first_observed_at": "2026-09-07 15:55:43.033547+00:00",
    "last_observed_at": "2026-09-07 15:55:43.033547+00:00",
    "ratings": {
      "review_count": 56,
      "quality": 1.68,
      "difficulty": 3.7,
      "quality_count": 56,
      "difficulty_count": 56,
      "profile_id": "rmp:2107418",
      "source_url": "https://www.ratemyprofessors.com/professor/2107418",
      "match_basis": "exact_name",
      "observed_at": "2026-09-07 16:51:41.195101+00:00",
      "courses": {
        "course_9d705456a9a3f278c1b60cc6": {
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          "quality": 1.65,
          "difficulty": 3.7,
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        },
        "course_e593b86c370a0c671af794df": {
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        },
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        },
        "course_2364ea4d92955fbad9988956": {
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        },
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      "bayesian_quality": 2.2009699430385776,
      "prior_mean": 3.6596857835465957,
      "prior_weight": 20
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    "instructor_url": "/instructors/BO_YANG"
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    "identity_status": "source_identified",
    "name": "Zhifeng Chen",
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    "last_observed_at": "2026-09-07 15:55:43.033547+00:00",
    "instructor_url": "/instructors/ZHIFENG_CHEN"
  }
]
```

### offerings

```json
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    "semester": "1272",
    "observed_at": "2026-09-07 15:55:43.033547+00:00",
    "offering_id": "1272:932:025057",
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]
```

### sections

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]
```

### grade instructors

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```

### grades

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    "other": 0,
    "total": 26,
    "source_aliases": [
      "STAT 305"
    ]
  },
  {
    "run_id": "20260907T155543-ce3781c4",
    "semester": "1272",
    "observed_at": "2026-09-07 15:55:43.033547+00:00",
    "course_id": "STAT 305",
    "course_uid": "course_b39b93337ad24a2a65ba3267",
    "term_id": "1222",
    "term_name": "Fall 2021",
    "instructors": [
      "Bo Yang",
      "ZHUOYAN XU"
    ],
    "a": 22,
    "ab": 0,
    "b": 0,
    "bc": 0,
    "c": 0,
    "d": 0,
    "f": 0,
    "satisfactory": 1,
    "unsatisfactory": 0,
    "credit": 0,
    "no_credit": 0,
    "passed": 0,
    "incomplete": 1,
    "no_work": 0,
    "not_reported": 0,
    "other": 0,
    "total": 24,
    "source_aliases": [
      "STAT 305"
    ]
  },
  {
    "run_id": "20260907T155543-ce3781c4",
    "semester": "1272",
    "observed_at": "2026-09-07 15:55:43.033547+00:00",
    "course_id": "STAT 305",
    "course_uid": "course_b39b93337ad24a2a65ba3267",
    "term_id": "1224",
    "term_name": "Spring 2022",
    "instructors": [
      "Bo Yang",
      "PO-KUEI CHEN"
    ],
    "a": 25,
    "ab": 0,
    "b": 0,
    "bc": 0,
    "c": 1,
    "d": 0,
    "f": 0,
    "satisfactory": 2,
    "unsatisfactory": 0,
    "credit": 0,
    "no_credit": 0,
    "passed": 0,
    "incomplete": 0,
    "no_work": 0,
    "not_reported": 0,
    "other": 0,
    "total": 28,
    "source_aliases": [
      "STAT 305"
    ]
  },
  {
    "run_id": "20260907T155543-ce3781c4",
    "semester": "1272",
    "observed_at": "2026-09-07 15:55:43.033547+00:00",
    "course_id": "STAT 305",
    "course_uid": "course_b39b93337ad24a2a65ba3267",
    "term_id": "1232",
    "term_name": "Fall 2022",
    "instructors": [
      "Bo Yang",
      "ZHONGLING LIAO"
    ],
    "a": 11,
    "ab": 5,
    "b": 3,
    "bc": 0,
    "c": 0,
    "d": 0,
    "f": 0,
    "satisfactory": 0,
    "unsatisfactory": 0,
    "credit": 0,
    "no_credit": 0,
    "passed": 0,
    "incomplete": 0,
    "no_work": 0,
    "not_reported": 0,
    "other": 0,
    "total": 19,
    "source_aliases": [
      "STAT 305"
    ]
  },
  {
    "run_id": "20260907T155543-ce3781c4",
    "semester": "1272",
    "observed_at": "2026-09-07 15:55:43.033547+00:00",
    "course_id": "STAT 305",
    "course_uid": "course_b39b93337ad24a2a65ba3267",
    "term_id": "1234",
    "term_name": "Spring 2023",
    "instructors": [
      "Bo Yang",
      "NURSULTAN AZHIMURATOV"
    ],
    "a": 26,
    "ab": 0,
    "b": 1,
    "bc": 1,
    "c": 1,
    "d": 0,
    "f": 0,
    "satisfactory": 1,
    "unsatisfactory": 0,
    "credit": 0,
    "no_credit": 0,
    "passed": 0,
    "incomplete": 0,
    "no_work": 0,
    "not_reported": 0,
    "other": 0,
    "total": 30,
    "source_aliases": [
      "STAT 305"
    ]
  },
  {
    "run_id": "20260907T155543-ce3781c4",
    "semester": "1272",
    "observed_at": "2026-09-07 15:55:43.033547+00:00",
    "course_id": "STAT 305",
    "course_uid": "course_b39b93337ad24a2a65ba3267",
    "term_id": "1242",
    "term_name": "Fall 2023",
    "instructors": [
      "Bo Yang",
      "NURSULTAN AZHIMURATOV"
    ],
    "a": 29,
    "ab": 6,
    "b": 5,
    "bc": 1,
    "c": 0,
    "d": 0,
    "f": 1,
    "satisfactory": 0,
    "unsatisfactory": 0,
    "credit": 0,
    "no_credit": 0,
    "passed": 0,
    "incomplete": 1,
    "no_work": 0,
    "not_reported": 0,
    "other": 0,
    "total": 43,
    "source_aliases": [
      "STAT 305"
    ]
  },
  {
    "run_id": "20260907T155543-ce3781c4",
    "semester": "1272",
    "observed_at": "2026-09-07 15:55:43.033547+00:00",
    "course_id": "STAT 305",
    "course_uid": "course_b39b93337ad24a2a65ba3267",
    "term_id": "1244",
    "term_name": "Spring 2024",
    "instructors": [
      "Bo Yang",
      "NURSULTAN AZHIMURATOV"
    ],
    "a": 23,
    "ab": 3,
    "b": 4,
    "bc": 0,
    "c": 1,
    "d": 0,
    "f": 0,
    "satisfactory": 1,
    "unsatisfactory": 0,
    "credit": 0,
    "no_credit": 0,
    "passed": 0,
    "incomplete": 0,
    "no_work": 0,
    "not_reported": 0,
    "other": 0,
    "total": 32,
    "source_aliases": [
      "STAT 305"
    ]
  },
  {
    "run_id": "20260907T155543-ce3781c4",
    "semester": "1272",
    "observed_at": "2026-09-07 15:55:43.033547+00:00",
    "course_id": "STAT 305",
    "course_uid": "course_b39b93337ad24a2a65ba3267",
    "term_id": "1252",
    "term_name": "Fall 2024",
    "instructors": [
      "Bo Yang",
      "Zhifeng Chen"
    ],
    "a": 18,
    "ab": 4,
    "b": 2,
    "bc": 1,
    "c": 2,
    "d": 0,
    "f": 0,
    "satisfactory": 1,
    "unsatisfactory": 0,
    "credit": 0,
    "no_credit": 0,
    "passed": 0,
    "incomplete": 0,
    "no_work": 0,
    "not_reported": 0,
    "other": 0,
    "total": 28,
    "source_aliases": [
      "STAT 305"
    ]
  },
  {
    "run_id": "20260907T155543-ce3781c4",
    "semester": "1272",
    "observed_at": "2026-09-07 15:55:43.033547+00:00",
    "course_id": "STAT 305",
    "course_uid": "course_b39b93337ad24a2a65ba3267",
    "term_id": "1254",
    "term_name": "Spring 2025",
    "instructors": [
      "Bo Yang",
      "Zhifeng Chen"
    ],
    "a": 25,
    "ab": 3,
    "b": 2,
    "bc": 1,
    "c": 0,
    "d": 0,
    "f": 0,
    "satisfactory": 1,
    "unsatisfactory": 0,
    "credit": 0,
    "no_credit": 0,
    "passed": 0,
    "incomplete": 0,
    "no_work": 0,
    "not_reported": 0,
    "other": 0,
    "total": 32,
    "source_aliases": [
      "STAT 305"
    ]
  },
  {
    "run_id": "20260907T155543-ce3781c4",
    "semester": "1272",
    "observed_at": "2026-09-07 15:55:43.033547+00:00",
    "course_id": "STAT 305",
    "course_uid": "course_b39b93337ad24a2a65ba3267",
    "term_id": "1262",
    "term_name": "Fall 2025",
    "instructors": [
      "Bo Yang",
      "Zhifeng Chen"
    ],
    "a": 17,
    "ab": 1,
    "b": 1,
    "bc": 1,
    "c": 0,
    "d": 0,
    "f": 0,
    "satisfactory": 0,
    "unsatisfactory": 0,
    "credit": 0,
    "no_credit": 0,
    "passed": 0,
    "incomplete": 0,
    "no_work": 0,
    "not_reported": 0,
    "other": 0,
    "total": 20,
    "source_aliases": [
      "STAT 305"
    ]
  },
  {
    "run_id": "20260907T155543-ce3781c4",
    "semester": "1272",
    "observed_at": "2026-09-07 15:55:43.033547+00:00",
    "course_id": "STAT 305",
    "course_uid": "course_b39b93337ad24a2a65ba3267",
    "term_id": "1264",
    "term_name": "Spring 2026",
    "instructors": [
      "Bo Yang",
      "Zhifeng Chen"
    ],
    "a": 30,
    "ab": 2,
    "b": 0,
    "bc": 1,
    "c": 2,
    "d": 0,
    "f": 0,
    "satisfactory": 0,
    "unsatisfactory": 0,
    "credit": 0,
    "no_credit": 0,
    "passed": 0,
    "incomplete": 0,
    "no_work": 0,
    "not_reported": 0,
    "other": 0,
    "total": 35,
    "source_aliases": [
      "STAT 305"
    ]
  }
]
```

### statistics

#### gpa

3.8

#### graded

405

#### counts

* 333
* 25
* 27
* 7
* 10
* 1
* 2

### grade conflicts

None recorded.

### evidence

#### history

* [/data/e243353dcb7d79b7247ced91d69443ef4c2a6349/history/course\_b39b93337ad24a2a65ba3267-0.json](https://uwcourses.com/data/e243353dcb7d79b7247ced91d69443ef4c2a6349/history/course_b39b93337ad24a2a65ba3267-0.json)

#### traces

* [/data/e243353dcb7d79b7247ced91d69443ef4c2a6349/traces/course\_b39b93337ad24a2a65ba3267-0.json](https://uwcourses.com/data/e243353dcb7d79b7247ced91d69443ef4c2a6349/traces/course_b39b93337ad24a2a65ba3267-0.json)

#### results

* [/data/e243353dcb7d79b7247ced91d69443ef4c2a6349/results/course\_b39b93337ad24a2a65ba3267-0.json](https://uwcourses.com/data/e243353dcb7d79b7247ced91d69443ef4c2a6349/results/course_b39b93337ad24a2a65ba3267-0.json)

### revision

e243353dcb7d79b7247ced91d69443ef4c2a6349

## context

### all

#### term



#### gpa

3.8

#### count

405

#### university

##### size

4772

##### gpa Percentile

55

##### count Percentile

77

##### median Count

140

##### histogram

| range   | count | current |
| ------- | ----- | ------- |
| 0.0–0.4 | 0     | false   |
| 0.4–0.8 | 0     | false   |
| 0.8–1.2 | 0     | false   |
| 1.2–1.6 | 0     | false   |
| 1.6–2.0 | 0     | false   |
| 2.0–2.4 | 0     | false   |
| 2.4–2.8 | 9     | false   |
| 2.8–3.2 | 229   | false   |
| 3.2–3.6 | 1135  | false   |
| 3.6–4.0 | 3399  | true    |

#### departments

```json
[
  {
    "subject": "STAT",
    "comparison": {
      "size": 74,
      "gpaPercentile": 74,
      "countPercentile": 66,
      "medianCount": 210,
      "histogram": [
        {
          "range": "0.0–0.4",
          "count": 0,
          "current": false
        },
        {
          "range": "0.4–0.8",
          "count": 0,
          "current": false
        },
        {
          "range": "0.8–1.2",
          "count": 0,
          "current": false
        },
        {
          "range": "1.2–1.6",
          "count": 0,
          "current": false
        },
        {
          "range": "1.6–2.0",
          "count": 0,
          "current": false
        },
        {
          "range": "2.0–2.4",
          "count": 0,
          "current": false
        },
        {
          "range": "2.4–2.8",
          "count": 0,
          "current": false
        },
        {
          "range": "2.8–3.2",
          "count": 7,
          "current": false
        },
        {
          "range": "3.2–3.6",
          "count": 32,
          "current": false
        },
        {
          "range": "3.6–4.0",
          "count": 35,
          "current": true
        }
      ]
    }
  }
]
```

### terms

#### 1202

##### term

1202

##### gpa

3.9066666666666667

##### count

75

##### university

###### size

1102

###### gpa Percentile

88

###### count Percentile

55

###### median Count

68

###### histogram

| range   | count | current |
| ------- | ----- | ------- |
| 0.0–0.4 | 0     | false   |
| 0.4–0.8 | 0     | false   |
| 0.8–1.2 | 0     | false   |
| 1.2–1.6 | 0     | false   |
| 1.6–2.0 | 0     | false   |
| 2.0–2.4 | 1     | false   |
| 2.4–2.8 | 14    | false   |
| 2.8–3.2 | 218   | false   |
| 3.2–3.6 | 371   | false   |
| 3.6–4.0 | 498   | true    |

##### departments

```json
[
  {
    "subject": "STAT",
    "comparison": {
      "size": 30,
      "gpaPercentile": 90,
      "countPercentile": 45,
      "medianCount": 80.5,
      "histogram": [
        {
          "range": "0.0–0.4",
          "count": 0,
          "current": false
        },
        {
          "range": "0.4–0.8",
          "count": 0,
          "current": false
        },
        {
          "range": "0.8–1.2",
          "count": 0,
          "current": false
        },
        {
          "range": "1.2–1.6",
          "count": 0,
          "current": false
        },
        {
          "range": "1.6–2.0",
          "count": 0,
          "current": false
        },
        {
          "range": "2.0–2.4",
          "count": 0,
          "current": false
        },
        {
          "range": "2.4–2.8",
          "count": 0,
          "current": false
        },
        {
          "range": "2.8–3.2",
          "count": 10,
          "current": false
        },
        {
          "range": "3.2–3.6",
          "count": 11,
          "current": false
        },
        {
          "range": "3.6–4.0",
          "count": 9,
          "current": true
        }
      ]
    }
  }
]
```

#### 1204

##### term

1204

##### gpa

3.8541666666666665

##### count

24

##### departments

| subject | comparison |
| ------- | ---------- |
| STAT    |            |

#### 1212

##### term

1212

##### gpa

3.4375

##### count

24

##### departments

| subject | comparison |
| ------- | ---------- |
| STAT    |            |

#### 1222

##### term

1222

##### gpa

4

##### count

22

##### departments

| subject | comparison |
| ------- | ---------- |
| STAT    |            |

#### 1224

##### term

1224

##### gpa

3.923076923076923

##### count

26

##### departments

| subject | comparison |
| ------- | ---------- |
| STAT    |            |

#### 1232

##### term

1232

##### gpa

3.710526315789474

##### count

19

##### departments

| subject | comparison |
| ------- | ---------- |
| STAT    |            |

#### 1234

##### term

1234

##### gpa

3.8448275862068964

##### count

29

##### departments

| subject | comparison |
| ------- | ---------- |
| STAT    |            |

#### 1242

##### term

1242

##### gpa

3.6785714285714284

##### count

42

##### university

###### size

1295

###### gpa Percentile

51

###### count Percentile

26

###### median Count

67

###### histogram

| range   | count | current |
| ------- | ----- | ------- |
| 0.0–0.4 | 0     | false   |
| 0.4–0.8 | 0     | false   |
| 0.8–1.2 | 0     | false   |
| 1.2–1.6 | 0     | false   |
| 1.6–2.0 | 0     | false   |
| 2.0–2.4 | 2     | false   |
| 2.4–2.8 | 11    | false   |
| 2.8–3.2 | 162   | false   |
| 3.2–3.6 | 394   | false   |
| 3.6–4.0 | 726   | true    |

##### departments

```json
[
  {
    "subject": "STAT",
    "comparison": {
      "size": 34,
      "gpaPercentile": 70,
      "countPercentile": 24,
      "medianCount": 55,
      "histogram": [
        {
          "range": "0.0–0.4",
          "count": 0,
          "current": false
        },
        {
          "range": "0.4–0.8",
          "count": 0,
          "current": false
        },
        {
          "range": "0.8–1.2",
          "count": 0,
          "current": false
        },
        {
          "range": "1.2–1.6",
          "count": 0,
          "current": false
        },
        {
          "range": "1.6–2.0",
          "count": 0,
          "current": false
        },
        {
          "range": "2.0–2.4",
          "count": 0,
          "current": false
        },
        {
          "range": "2.4–2.8",
          "count": 1,
          "current": false
        },
        {
          "range": "2.8–3.2",
          "count": 7,
          "current": false
        },
        {
          "range": "3.2–3.6",
          "count": 13,
          "current": false
        },
        {
          "range": "3.6–4.0",
          "count": 13,
          "current": true
        }
      ]
    }
  }
]
```

#### 1244

##### term

1244

##### gpa

3.7580645161290325

##### count

31

##### university

###### size

1241

###### gpa Percentile

63

###### count Percentile

3

###### median Count

65

###### histogram

| range   | count | current |
| ------- | ----- | ------- |
| 0.0–0.4 | 0     | false   |
| 0.4–0.8 | 0     | false   |
| 0.8–1.2 | 0     | false   |
| 1.2–1.6 | 0     | false   |
| 1.6–2.0 | 0     | false   |
| 2.0–2.4 | 2     | false   |
| 2.4–2.8 | 9     | false   |
| 2.8–3.2 | 151   | false   |
| 3.2–3.6 | 373   | false   |
| 3.6–4.0 | 706   | true    |

##### departments

```json
[
  {
    "subject": "STAT",
    "comparison": {
      "size": 29,
      "gpaPercentile": 86,
      "countPercentile": 4,
      "medianCount": 62,
      "histogram": [
        {
          "range": "0.0–0.4",
          "count": 0,
          "current": false
        },
        {
          "range": "0.4–0.8",
          "count": 0,
          "current": false
        },
        {
          "range": "0.8–1.2",
          "count": 0,
          "current": false
        },
        {
          "range": "1.2–1.6",
          "count": 0,
          "current": false
        },
        {
          "range": "1.6–2.0",
          "count": 0,
          "current": false
        },
        {
          "range": "2.0–2.4",
          "count": 0,
          "current": false
        },
        {
          "range": "2.4–2.8",
          "count": 0,
          "current": false
        },
        {
          "range": "2.8–3.2",
          "count": 8,
          "current": false
        },
        {
          "range": "3.2–3.6",
          "count": 13,
          "current": false
        },
        {
          "range": "3.6–4.0",
          "count": 8,
          "current": true
        }
      ]
    }
  }
]
```

#### 1252

##### term

1252

##### gpa

3.6481481481481484

##### count

27

##### departments

| subject | comparison |
| ------- | ---------- |
| STAT    |            |

#### 1254

##### term

1254

##### gpa

3.838709677419355

##### count

31

##### university

###### size

1289

###### gpa Percentile

72

###### count Percentile

3

###### median Count

66

###### histogram

| range   | count | current |
| ------- | ----- | ------- |
| 0.0–0.4 | 0     | false   |
| 0.4–0.8 | 0     | false   |
| 0.8–1.2 | 0     | false   |
| 1.2–1.6 | 0     | false   |
| 1.6–2.0 | 0     | false   |
| 2.0–2.4 | 0     | false   |
| 2.4–2.8 | 17    | false   |
| 2.8–3.2 | 128   | false   |
| 3.2–3.6 | 379   | false   |
| 3.6–4.0 | 765   | true    |

##### departments

```json
[
  {
    "subject": "STAT",
    "comparison": {
      "size": 28,
      "gpaPercentile": 85,
      "countPercentile": 4,
      "medianCount": 70,
      "histogram": [
        {
          "range": "0.0–0.4",
          "count": 0,
          "current": false
        },
        {
          "range": "0.4–0.8",
          "count": 0,
          "current": false
        },
        {
          "range": "0.8–1.2",
          "count": 0,
          "current": false
        },
        {
          "range": "1.2–1.6",
          "count": 0,
          "current": false
        },
        {
          "range": "1.6–2.0",
          "count": 0,
          "current": false
        },
        {
          "range": "2.0–2.4",
          "count": 0,
          "current": false
        },
        {
          "range": "2.4–2.8",
          "count": 0,
          "current": false
        },
        {
          "range": "2.8–3.2",
          "count": 6,
          "current": false
        },
        {
          "range": "3.2–3.6",
          "count": 11,
          "current": false
        },
        {
          "range": "3.6–4.0",
          "count": 11,
          "current": true
        }
      ]
    }
  }
]
```

#### 1262

##### term

1262

##### gpa

3.85

##### count

20

##### departments

| subject | comparison |
| ------- | ---------- |
| STAT    |            |

#### 1264

##### term

1264

##### gpa

3.8142857142857145

##### count

35

##### university

###### size

1283

###### gpa Percentile

65

###### count Percentile

10

###### median Count

66

###### histogram

| range   | count | current |
| ------- | ----- | ------- |
| 0.0–0.4 | 0     | false   |
| 0.4–0.8 | 0     | false   |
| 0.8–1.2 | 0     | false   |
| 1.2–1.6 | 0     | false   |
| 1.6–2.0 | 0     | false   |
| 2.0–2.4 | 1     | false   |
| 2.4–2.8 | 20    | false   |
| 2.8–3.2 | 130   | false   |
| 3.2–3.6 | 343   | false   |
| 3.6–4.0 | 789   | true    |

##### departments

```json
[
  {
    "subject": "STAT",
    "comparison": {
      "size": 26,
      "gpaPercentile": 92,
      "countPercentile": 4,
      "medianCount": 66,
      "histogram": [
        {
          "range": "0.0–0.4",
          "count": 0,
          "current": false
        },
        {
          "range": "0.4–0.8",
          "count": 0,
          "current": false
        },
        {
          "range": "0.8–1.2",
          "count": 0,
          "current": false
        },
        {
          "range": "1.2–1.6",
          "count": 0,
          "current": false
        },
        {
          "range": "1.6–2.0",
          "count": 0,
          "current": false
        },
        {
          "range": "2.0–2.4",
          "count": 0,
          "current": false
        },
        {
          "range": "2.4–2.8",
          "count": 0,
          "current": false
        },
        {
          "range": "2.8–3.2",
          "count": 10,
          "current": false
        },
        {
          "range": "3.2–3.6",
          "count": 9,
          "current": false
        },
        {
          "range": "3.6–4.0",
          "count": 7,
          "current": true
        }
      ]
    }
  }
]
```

### benchmarks

#### all

##### school

###### size

4772

###### gpa

3.7072110043885127

###### top Share

84.79051322118589

###### count

140

##### STAT

###### size

74

###### gpa

3.588116026726468

###### top Share

77.85715546634837

###### count

210

#### terms

##### 1202

###### school

###### size

1102

###### gpa

3.5102605987403313

###### top Share

72.78244569053733

###### count

68

###### STAT

###### size

30

###### gpa

3.4022744829589433

###### top Share

67.29048111947832

###### count

80.5

##### 1204

###### school

###### size

1012

###### gpa

3.703747431523761

###### top Share

84.59811226304916

###### count

65.5

###### STAT

###### size

27

###### gpa

3.6537351147420534

###### top Share

80.87794592686507

###### count

56

##### 1212

###### school

###### size

1111

###### gpa

3.5856416028074487

###### top Share

77.58926748660845

###### count

68

###### STAT

###### size

25

###### gpa

3.4555542540486095

###### top Share

69.54152339778892

###### count

100

##### 1222

###### school

###### size

1157

###### gpa

3.563052311875811

###### top Share

76.64869058732418

###### count

64

###### STAT

###### size

32

###### gpa

3.4861059411832307

###### top Share

71.46520654148341

###### count

55.5

##### 1224

###### school

###### size

1171

###### gpa

3.5627882428500937

###### top Share

76.37271640560496

###### count

64

###### STAT

###### size

27

###### gpa

3.4650681869904103

###### top Share

69.88606041738046

###### count

74

##### 1232

###### school

###### size

1216

###### gpa

3.575457431972425

###### top Share

77.33712216234007

###### count

66

###### STAT

###### size

32

###### gpa

3.4024781451477413

###### top Share

66.63145704464162

###### count

60.5

##### 1234

###### school

###### size

1188

###### gpa

3.5799441677552393

###### top Share

77.18256448537606

###### count

65

###### STAT

###### size

25

###### gpa

3.396227416481204

###### top Share

66.8429997070879

###### count

67

##### 1242

###### school

###### size

1295

###### gpa

3.595302892737449

###### top Share

78.36291889885307

###### count

67

###### STAT

###### size

34

###### gpa

3.4558758327213903

###### top Share

69.10154863162224

###### count

55

##### 1244

###### school

###### size

1241

###### gpa

3.5975573126929192

###### top Share

78.29036874847135

###### count

65

###### STAT

###### size

29

###### gpa

3.390846810323202

###### top Share

64.2629736611174

###### count

62

##### 1252

###### school

###### size

1333

###### gpa

3.619494049739118

###### top Share

79.71442190500672

###### count

69

###### STAT

###### size

32

###### gpa

3.423918594183889

###### top Share

68.17668754351217

###### count

70.5

##### 1254

###### school

###### size

1289

###### gpa

3.6126423469389106

###### top Share

79.48050408754871

###### count

66

###### STAT

###### size

28

###### gpa

3.4752654121860003

###### top Share

68.35873780152826

###### count

70

##### 1262

###### school

###### size

1320

###### gpa

3.628825763035853

###### top Share

80.21118846327654

###### count

70

###### STAT

###### size

29

###### gpa

3.415022952129974

###### top Share

64.95385808199006

###### count

81

##### 1264

###### school

###### size

1283

###### gpa

3.6229729166451925

###### top Share

80.13669149396227

###### count

66

###### STAT

###### size

26

###### gpa

3.343399816676682

###### top Share

63.23102425546245

###### count

66

## instructor Trends

```json
[
  {
    "uid": "instructor_a10182c6e5241212aadf03e5",
    "name": "BO YANG",
    "count": 361,
    "terms": [
      {
        "term": "1202",
        "count": 40,
        "sections": 2,
        "gpa": 3.925
      },
      {
        "term": "1204",
        "count": 24,
        "sections": 2,
        "gpa": 3.8541666666666665
      },
      {
        "term": "1212",
        "count": 15,
        "sections": 2,
        "gpa": 3.433333333333333
      },
      {
        "term": "1222",
        "count": 22,
        "sections": 4,
        "gpa": 4
      },
      {
        "term": "1224",
        "count": 26,
        "sections": 3,
        "gpa": 3.923076923076923
      },
      {
        "term": "1232",
        "count": 19,
        "sections": 4,
        "gpa": 3.710526315789474
      },
      {
        "term": "1234",
        "count": 29,
        "sections": 4,
        "gpa": 3.8448275862068964
      },
      {
        "term": "1242",
        "count": 42,
        "sections": 4,
        "gpa": 3.6785714285714284
      },
      {
        "term": "1244",
        "count": 31,
        "sections": 4,
        "gpa": 3.7580645161290325
      },
      {
        "term": "1252",
        "count": 27,
        "sections": 2,
        "gpa": 3.6481481481481484
      },
      {
        "term": "1254",
        "count": 31,
        "sections": 2,
        "gpa": 3.838709677419355
      },
      {
        "term": "1262",
        "count": 20,
        "sections": 2,
        "gpa": 3.85
      },
      {
        "term": "1264",
        "count": 35,
        "sections": 2,
        "gpa": 3.8142857142857145
      }
    ]
  },
  {
    "uid": "instructor_bc7547c463578e6a6f5351b8",
    "name": "ZHIFENG CHEN",
    "count": 113,
    "terms": [
      {
        "term": "1252",
        "count": 27,
        "sections": 2,
        "gpa": 3.6481481481481484
      },
      {
        "term": "1254",
        "count": 31,
        "sections": 2,
        "gpa": 3.838709677419355
      },
      {
        "term": "1262",
        "count": 20,
        "sections": 2,
        "gpa": 3.85
      },
      {
        "term": "1264",
        "count": 35,
        "sections": 2,
        "gpa": 3.8142857142857145
      }
    ]
  },
  {
    "uid": "instructor_3477a452ad67417e33b0075e",
    "name": "NURSULTAN AZHIMURATOV",
    "count": 102,
    "terms": [
      {
        "term": "1234",
        "count": 29,
        "sections": 4,
        "gpa": 3.8448275862068964
      },
      {
        "term": "1242",
        "count": 42,
        "sections": 4,
        "gpa": 3.6785714285714284
      },
      {
        "term": "1244",
        "count": 31,
        "sections": 4,
        "gpa": 3.7580645161290325
      }
    ]
  },
  {
    "uid": "instructor_1172e88b5ae6ba42f3343950",
    "name": "BEHZAD AALIPUR HAFSHEJANI",
    "count": 70,
    "terms": [
      {
        "term": "1202",
        "count": 70,
        "sections": 2,
        "gpa": 3.9
      }
    ]
  },
  {
    "uid": "instructor_086d91a37c96e21beccd134b",
    "name": "ALEXANDER COVINGTON",
    "count": 44,
    "terms": [
      {
        "term": "1202",
        "count": 35,
        "sections": 1,
        "gpa": 3.8857142857142857
      },
      {
        "term": "1212",
        "count": 9,
        "sections": 1,
        "gpa": 3.4444444444444446
      }
    ]
  },
  {
    "uid": "instructor_f4374005946a9d4008a85a55",
    "name": "PO-KUEI CHEN",
    "count": 26,
    "terms": [
      {
        "term": "1224",
        "count": 26,
        "sections": 3,
        "gpa": 3.923076923076923
      }
    ]
  },
  {
    "uid": "instructor_53d6506dcfd0a75fd8db60d2",
    "name": "HONGZHI LIU",
    "count": 24,
    "terms": [
      {
        "term": "1204",
        "count": 24,
        "sections": 2,
        "gpa": 3.8541666666666665
      }
    ]
  },
  {
    "uid": "instructor_c3485b02711ec2c4ee562800",
    "name": "BOWEN HU",
    "count": 24,
    "terms": [
      {
        "term": "1212",
        "count": 24,
        "sections": 3,
        "gpa": 3.4375
      }
    ]
  },
  {
    "uid": "instructor_446a70d6c59b0e42240d024b",
    "name": "ZHUOYAN XU",
    "count": 22,
    "terms": [
      {
        "term": "1222",
        "count": 22,
        "sections": 4,
        "gpa": 4
      }
    ]
  },
  {
    "uid": "instructor_a37b284fdb63145ca5b3de91",
    "name": "ZHONGLING LIAO",
    "count": 19,
    "terms": [
      {
        "term": "1232",
        "count": 19,
        "sections": 4,
        "gpa": 3.710526315789474
      }
    ]
  }
]
```

## following

None recorded.
