Fall 2026

Mathematical Statistics I

STAT 609 covers mathematical statistics, including probability theory, distribution theory, and limit theorems like the Central Limit Theorem.

offering recorded3 credits
Recorded instructors · Fall 2026 Chunming Zhang3.3/5Xinyan Wang

Summary

1 / 7

One reviewer reports that homework and class content differ significantly from the test, requiring preparation for a difficult exam experience.

Grade history

average GPA
letter grades
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All recorded terms · compare terms & instructors

Prerequisites

Course map

Graduate/professional standing or declared in Statistics VISP

    • Graduate/professional standing
    • declared in Statistics VISP
    take one
STAT 609 used by

“Used by” includes alternatives; linked courses may have other requirements. This is a best-effort interpretation; check the catalog requirements above.

Prerequisite text tree
  • Any of
    • Graduate/professional standing
    • declared in Statistics VISP

Professors

Fall 2026
/5Adjusted rating
/5RMP difficulty
captured reviews
About this rating

Raw average: 2.44/5 from 9 quality ratings. The adjusted rating blends this with the UW review average (3.66/5), weighted as 20 additional ratings. Smaller samples stay closer to that average. Each captured review is counted once in the prior; this does not correct who chooses to leave a review.

For this course: 3.0/5 raw quality · 4.0/5 difficulty · 2 reviews

RMP profile ↗ · All captured review dates; profile matched by name.

Chunming Zhang is praised for simplifying complex topics and providing pertinent examples to explain difficult theories effectively.

Conversely, one reviewer criticizes Zhang, stating that homework and class content differ significantly from the test, leading to a difficult experience.

Historical instructors & teaching patterns

Recorded history may be incomplete and does not establish a future schedule.

Calendar & sections

Fall 2026

Schedule loads here as you scroll.

SectionModeEnrolled / capacityWaitlist
LEC 001Classroom Instruction3 / 60
DIS 311Classroom Instruction3 / 60
LEC 002Classroom Instruction17 / 180
DIS 321Classroom Instruction17 / 180

Times are Central. Select a meeting for details; export includes recorded dates for the selected sections. Enrollment reflects scan time.

Meeting source records

Student experience

the class

Reviews for Chunming Zhang are polarized, with one praising her clarity and another warning of significant content mismatches between instruction and assessment.

Recent recorded grades — Fall 2023: 3.47 GPA, 68.8% A/AB (n=32 letter grades); Fall 2024: 3.45 GPA, 65.1% A/AB (n=43 letter grades); Fall 2025: 3.45 GPA, 54.5% A/AB (n=11 letter grades).

difficulty & workload

One reviewer reports that homework and class content differ significantly from the test, requiring preparation for a difficult exam experience.

A positive experience involves the instructor simplifying complex topics and using pertinent examples to explain difficult theories clearly.

Topics

  • Probability theory and random variables
  • Sampling and distribution theory
  • Convergence concepts and limit theorems

Skills

  • Understanding probability distributions, moments, and generating functions
  • Applying sampling theory and limit theorems such as the Central Limit Theorem

Grades

Latest available · Fall 2025— not enough history to project Fall 2026.

average GPA
A / AB grades
letter grades
Instructor

Grade distribution · % of letter grades

A
AB
B
BC
C
D
F

Grades over time

Through Fall 2025

More grade details Grade mix, volume & source data

Not enough comparable courses for Fall 2026 in UW–Madison.

Sources & history

UW–Madison

Catalog & offerings

Descriptions, prerequisites, and recorded course offerings.

Catalog observation history

Observations at scan time; dates do not imply when a catalog change took effect.

Selected offering source records
STAT 609 · Fall 2026

Mathematical Statistics I

Recorded 2026-09-07
Raw records
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    "run_id": "20260907T155543-ce3781c4",
    "semester": "1272",
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    "offering_id": "1272:932:018477",
    "course_id": "STAT 609",
    "course_uid": "course_c12730b42971bfae90899021",
    "term_id": "1272",
    "source_course_id": "018477",
    "source_subject_id": "932",
    "title": "Mathematical Statistics I",
    "credits_min": 3,
    "credits_max": 3,
    "typically_offered": "Fall"
  }
]
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Student reviews

Original comments behind the course and instructor summaries.

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Grade history

Recorded grade distributions by term, section, and instructor.

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Model outputs & technical records
nvidia/Qwen3.6-35B-A3B-NVFP4
LLM outputs across runs
Full model traces

Recorded model configuration, reasoning, and tool conversations.

Model & dataset provenance
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  "model_revision": "1355db6a052410cfd62085d94b58866fd0f2c3c5",
  "task_version": "14",
  "output_id": "9c838d86e874c4c05561f7bc93e2f6248a221bc8182f7684910e9f51ba1943fc",
  "requirements_status": "valid",
  "dataset_revision": "e243353dcb7d79b7247ced91d69443ef4c2a6349",
  "observed_at": "2026-09-07 15:55:43.033547+00:00"
}