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Avoid at all cost\",\"course_id\":\"STAT 461\",\"date\":\"2019-11-10 17:20:43 +0000 UTC\",\"difficulty_rating\":5,\"id\":\"30a20ab8d74829e774496970\",\"instructor_id\":\"rmp:1357778\",\"instructor_name\":\"Yazhen Wang\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTMyMzg4NzUy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1357778\"}],\"evidence_count\":2,\"review_ids\":[\"8fad0bc67d25f2fe5156dd5a\",\"30a20ab8d74829e774496970\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:1357778\",\"name\":\"Yazhen Wang\"}],\"review_year_end\":\"2019\",\"review_year_start\":\"2019\"},\"sentiment\":\"negative\",\"summary\":\"Professor is described as the most disorganized ever, with no textbook or outside help resources.\"}]}","candidate_json":null,"error":null,"model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":true},{"run_id":"20260907T155543-ce3781c4","observed_at":"2026-09-07 15:55:43.033547+00:00","course_uid":"course_c3af14b05ef6845e7d2ecd4d","course_id":"STAT 461","catalog_version_id":"70d323b7f1380655cc403a938c88393970750ed9296fd5ebc651636dbaabe51c","record_version_id":"658b91df23098ca5ff26220e1c1825cef85ece6a6baa4b91be7be5a8e5dfdcec","job_id":"enrich-8b774950c2b6adfdc46d1b82","output_id":"19960af9b2002f5c4757d372528b7f99ec58597dfcc03bbc824f0961bb234c54","section":"student_summary","status":"valid","value_json":"{\"context_hash\":\"fa1f3ea0e401da4b3deee1060a60d1aacc85418ac417416c3e3288a661b01f93\",\"course_id\":\"STAT 461\",\"current_instructors\":[{\"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 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Fall 2023: 3.57 GPA, 78.9% A/AB (n=38 letter grades); Fall 2024: 3.73 GPA, 79.2% A/AB (n=24 letter grades); Fall 2025: 3.63 GPA, 74.5% A/AB (n=47 letter grades). Includes jointly taught sections.\"}]},{\"instructor_uid\":\"instructor_9f6a0eeaa52af516b424de75\",\"message\":\"No course-specific reviews available\",\"name\":\"Yuheng Lai\",\"review_status\":\"no_course_reviews\",\"rmp_instructor_id\":null,\"summary\":[]}],\"difficulty_workload\":[{\"citations\":[{\"instructor_name\":\"Yazhen Wang\",\"review_date\":\"2019-10-23 19:45:14 +0000 UTC\",\"review_id\":\"8fad0bc67d25f2fe5156dd5a\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1357778\",\"source_review_id\":\"UmF0aW5nLTMyMzEyNTIx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1357778\",\"type\":\"review\"},{\"instructor_name\":\"Yazhen Wang\",\"review_date\":\"2019-11-10 17:20:43 +0000 UTC\",\"review_id\":\"30a20ab8d74829e774496970\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1357778\",\"source_review_id\":\"UmF0aW5nLTMyMzg4NzUy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1357778\",\"type\":\"review\"}],\"text\":\"Historical reviews of Yazhen Wang: Reviewers found homeworks difficult and exams tricky, noting that the lack of a textbook and study aids made preparation challenging.\"}],\"errors\":[],\"historical_context\":[{\"citations\":[{\"instructor_name\":\"Yazhen Wang\",\"review_date\":\"2019-10-23 19:45:14 +0000 UTC\",\"review_id\":\"8fad0bc67d25f2fe5156dd5a\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1357778\",\"source_review_id\":\"UmF0aW5nLTMyMzEyNTIx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1357778\",\"type\":\"review\"},{\"instructor_name\":\"Yazhen Wang\",\"review_date\":\"2019-11-10 17:20:43 +0000 UTC\",\"review_id\":\"30a20ab8d74829e774496970\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1357778\",\"source_review_id\":\"UmF0aW5nLTMyMzg4NzUy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1357778\",\"type\":\"review\"}],\"text\":\"Historical reviews for Yazhen Wang describe him as disorganized and difficult to follow, with no textbook or study materials provided. Reviewers found his lectures confusing and his homework extremely difficult, advising students to avoid the course under his instruction.\"}],\"message\":null,\"offered\":true,\"profile_hash\":\"5cb4dabf887cdbcd8c00d5a1312e10828b95c63f30bc3ea76aea199565390d02\",\"quick_take\":[{\"citations\":[{\"instructor_name\":\"Yazhen Wang\",\"review_date\":\"2019-10-23 19:45:14 +0000 UTC\",\"review_id\":\"8fad0bc67d25f2fe5156dd5a\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1357778\",\"source_review_id\":\"UmF0aW5nLTMyMzEyNTIx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1357778\",\"type\":\"review\"},{\"instructor_name\":\"Yazhen Wang\",\"review_date\":\"2019-11-10 17:20:43 +0000 UTC\",\"review_id\":\"30a20ab8d74829e774496970\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1357778\",\"source_review_id\":\"UmF0aW5nLTMyMzg4NzUy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1357778\",\"type\":\"review\"}],\"text\":\"Historical reviews for Yazhen Wang describe the course as disorganized and difficult, with unclear lectures and a lack of study materials.\"},{\"citations\":[{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Fall 2023: 3.57 GPA, 78.9% A/AB (n=38 letter grades); Fall 2024: 3.73 GPA, 79.2% A/AB (n=24 letter grades); Fall 2025: 3.63 GPA, 74.5% A/AB (n=47 letter grades).\"}],\"student_experience\":[{\"citations\":[{\"instructor_name\":\"Yazhen Wang\",\"review_date\":\"2019-10-23 19:45:14 +0000 UTC\",\"review_id\":\"8fad0bc67d25f2fe5156dd5a\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1357778\",\"source_review_id\":\"UmF0aW5nLTMyMzEyNTIx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1357778\",\"type\":\"review\"},{\"instructor_name\":\"Yazhen Wang\",\"review_date\":\"2019-11-10 17:20:43 +0000 UTC\",\"review_id\":\"30a20ab8d74829e774496970\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1357778\",\"source_review_id\":\"UmF0aW5nLTMyMzg4NzUy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1357778\",\"type\":\"review\"}],\"text\":\"Historical reviews of Yazhen Wang: Students reported that lectures were impossible to follow and that the required R proficiency exceeded the support provided in class.\"}],\"task_hash\":\"74fb0997943e888960bbc9e47db8c4fd12e4292d55c20509d8d89db6a9910f68\",\"teaching_history\":[{\"citations\":[{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"BO YANG is recorded teaching in Fall 2023, Fall 2024, Fall 2025. Recorded history may be incomplete and does not establish a future schedule.\"},{\"citations\":[{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1202\",\"type\":\"grade\"},{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1212\",\"type\":\"grade\"},{\"course_id\":\"STAT 461\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"source_record\":{\"entity_id\":\"d0dd5a77-042d-3a96-868b-5d716c7b81e9\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1212\",\"type\":\"grade\"}],\"text\":\"YAZHEN WANG is recorded teaching in Fall 2019, Fall 2020. Recorded history may be incomplete and does not establish a future schedule.\"}],\"term_id\":\"1272\",\"term_name\":\"2026 Fall\",\"version\":2}","candidate_json":null,"error":null,"model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":true}]