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Some students found the tests excessively hard and the course structure poorly designed, leading to frustration despite the professor's personal kindness."},{"citations":[{"course_id":"STAT 340","run_id":"20260907T155543-ce3781c4","section_number":1,"source_course_id":"242146b5-479f-322b-be16-3d6db51cbb2d","source_record":{"entity_id":"242146b5-479f-322b-be16-3d6db51cbb2d","file":"tables/observations.parquet","kind":"grades","source":"madgrades"},"table":"section_grades_latest","term_id":"1254","type":"grade"},{"course_id":"STAT 340","run_id":"20260907T155543-ce3781c4","section_number":2,"source_course_id":"242146b5-479f-322b-be16-3d6db51cbb2d","source_record":{"entity_id":"242146b5-479f-322b-be16-3d6db51cbb2d","file":"tables/observations.parquet","kind":"grades","source":"madgrades"},"table":"section_grades_latest","term_id":"1254","type":"grade"},{"course_id":"STAT 340","run_id":"20260907T155543-ce3781c4","section_number":1,"source_course_id":"242146b5-479f-322b-be16-3d6db51cbb2d","source_record":{"entity_id":"242146b5-479f-322b-be16-3d6db51cbb2d","file":"tables/observations.parquet","kind":"grades","source":"madgrades"},"table":"section_grades_latest","term_id":"1262","type":"grade"},{"course_id":"STAT 340","run_id":"20260907T155543-ce3781c4","section_number":1,"source_course_id":"242146b5-479f-322b-be16-3d6db51cbb2d","source_record":{"entity_id":"242146b5-479f-322b-be16-3d6db51cbb2d","file":"tables/observations.parquet","kind":"grades","source":"madgrades"},"table":"section_grades_latest","term_id":"1264","type":"grade"}],"text":"Recent recorded grades — Spring 2025: 2.91 GPA, 34.3% A/AB (n=245 letter grades); Fall 2025: 3.00 GPA, 36.9% A/AB (n=198 letter grades); Spring 2026: 2.84 GPA, 35.9% A/AB (n=92 letter grades)."}]}],"difficulty_workload":[{"citations":[{"instructor_name":"Brian Powers","review_date":"2023-12-21 17:46:44 +0000 UTC","review_id":"2946ae26431cf1e4623fb670","run_id":"20260907T155543-ce3781c4","source_instructor_id":"rmp:2835672","source_review_id":"UmF0aW5nLTM4NzY3NjE3","source_url":"https://www.ratemyprofessors.com/professor/2835672","type":"review"},{"instructor_name":"Brian Powers","review_date":"2024-01-03 19:32:54 +0000 UTC","review_id":"8fd5954a9731d04acbd8c802","run_id":"20260907T155543-ce3781c4","source_instructor_id":"rmp:2835672","source_review_id":"UmF0aW5nLTM4ODI2MTYy","source_url":"https://www.ratemyprofessors.com/professor/2835672","type":"review"},{"instructor_name":"Brian Powers","review_date":"2024-12-19 03:39:30 +0000 UTC","review_id":"a82ffb54f6fb80a0cb2f8644","run_id":"20260907T155543-ce3781c4","source_instructor_id":"rmp:2835672","source_review_id":"UmF0aW5nLTQwMzc1OTQx","source_url":"https://www.ratemyprofessors.com/professor/2835672","type":"review"},{"instructor_name":"Brian Powers","review_date":"2025-03-27 19:27:37 +0000 UTC","review_id":"dd42c725b8e4c483f51de7ae","run_id":"20260907T155543-ce3781c4","source_instructor_id":"rmp:2835672","source_review_id":"UmF0aW5nLTQwODI4Nzk0","source_url":"https://www.ratemyprofessors.com/professor/2835672","type":"review"},{"instructor_name":"Brian Powers","review_date":"2025-05-03 16:49:48 +0000 UTC","review_id":"2caf4d243c730a0514f9cd4c","run_id":"20260907T155543-ce3781c4","source_instructor_id":"rmp:2835672","source_review_id":"UmF0aW5nLTQxMTQ0Njk5","source_url":"https://www.ratemyprofessors.com/professor/2835672","type":"review"},{"instructor_name":"Brian Powers","review_date":"2026-03-24 15:18:24 +0000 UTC","review_id":"a8dbeaf1f1411eb39b0a49fd","run_id":"20260907T155543-ce3781c4","source_instructor_id":"rmp:2835672","source_review_id":"UmF0aW5nLTQyNzMwOTMw","source_url":"https://www.ratemyprofessors.com/professor/2835672","type":"review"}],"text":"Reviewers consistently report that exams are extremely difficult, often unrelated to lectures or homework, with low averages and insufficient time for paper-based tests."}],"errors":[],"historical_context":[{"citations":[{"instructor_name":"Yongyi Guo","review_date":"2024-05-06 16:27:34 +0000 UTC","review_id":"c542b8a0476e481550d3f358","run_id":"20260907T155543-ce3781c4","source_instructor_id":"rmp:3010926","source_review_id":"UmF0aW5nLTM5Mzc3NjQy","source_url":"https://www.ratemyprofessors.com/professor/3010926","type":"review"}],"text":"Historical reviews of Yongyi Guo: Bi Cheng Wu is preferred over current instructor Yongyi Guo for live coding instruction, though Guo's exams are considered fair and not too difficult. 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Recorded history may be incomplete and does not establish a future schedule."},{"citations":[{"course_id":"STAT 340","run_id":"20260907T155543-ce3781c4","section_number":1,"source_course_id":"242146b5-479f-322b-be16-3d6db51cbb2d","source_record":{"entity_id":"242146b5-479f-322b-be16-3d6db51cbb2d","file":"tables/observations.parquet","kind":"grades","source":"madgrades"},"table":"section_grades_latest","term_id":"1204","type":"grade"}],"text":"KARL ROHE is recorded teaching in Spring 2020. Recorded history may be incomplete and does not establish a future schedule."},{"citations":[{"course_id":"STAT 340","run_id":"20260907T155543-ce3781c4","section_number":1,"source_course_id":"242146b5-479f-322b-be16-3d6db51cbb2d","source_record":{"entity_id":"242146b5-479f-322b-be16-3d6db51cbb2d","file":"tables/observations.parquet","kind":"grades","source":"madgrades"},"table":"section_grades_latest","term_id":"1222","type":"grade"},{"course_id":"STAT 340","run_id":"20260907T155543-ce3781c4","section_number":1,"source_course_id":"242146b5-479f-322b-be16-3d6db51cbb2d","source_record":{"entity_id":"242146b5-479f-322b-be16-3d6db51cbb2d","file":"tables/observations.parquet","kind":"grades","source":"madgrades"},"table":"section_grades_latest","term_id":"1232","type":"grade"},{"course_id":"STAT 340","run_id":"20260907T155543-ce3781c4","section_number":2,"source_course_id":"242146b5-479f-322b-be16-3d6db51cbb2d","source_record":{"entity_id":"242146b5-479f-322b-be16-3d6db51cbb2d","file":"tables/observations.parquet","kind":"grades","source":"madgrades"},"table":"section_grades_latest","term_id":"1232","type":"grade"}],"text":"KEITH LEVIN is recorded teaching in Fall 2021, Fall 2022. Recorded history may be incomplete and does not establish a future schedule."},{"citations":[{"course_id":"STAT 340","run_id":"20260907T155543-ce3781c4","section_number":2,"source_course_id":"242146b5-479f-322b-be16-3d6db51cbb2d","source_record":{"entity_id":"242146b5-479f-322b-be16-3d6db51cbb2d","file":"tables/observations.parquet","kind":"grades","source":"madgrades"},"table":"section_grades_latest","term_id":"1262","type":"grade"}],"text":"SAHIFA SIDDIQUA is recorded teaching in Fall 2025. 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