[{"observed_at":"2026-09-07 16:42:00.386836+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM4MjkxODI3","source_instructor_id":"rmp:2627456","instructor_name":"Tedward Erker","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2023-10-20 01:37:38 +0000 UTC","comment":"loveeee tedward. he's the best","source_url":"https://www.ratemyprofessors.com/professor/2627456","quality_rating":5.0,"difficulty_rating":2.0},{"observed_at":"2026-09-07 16:42:00.386836+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM3MjU2NDg5","source_instructor_id":"rmp:2627456","instructor_name":"Tedward Erker","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2022-12-28 21:18:08 +0000 UTC","comment":"really nice guy","source_url":"https://www.ratemyprofessors.com/professor/2627456","quality_rating":5.0,"difficulty_rating":1.0},{"observed_at":"2026-09-07 16:42:00.386836+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM2NTcwNDQz","source_instructor_id":"rmp:2627456","instructor_name":"Tedward Erker","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2022-08-08 03:42:12 +0000 UTC","comment":"Tedward is awesome. He is an amazing lecturer and is always accessible outside the class. He is also a nice guy to interact with. Overall very good experience. ","source_url":"https://www.ratemyprofessors.com/professor/2627456","quality_rating":5.0,"difficulty_rating":3.0},{"observed_at":"2026-09-07 16:13:52.871076+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTQwMjYzODg0","source_instructor_id":"rmp:2911640","instructor_name":"Nimal Wickremasinghe","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2025-01-11 10:46:37 +0000 UTC","comment":"Although he needs to improve his lectures, his notes are fine because they include all the important information in the course. He doesn't give hard assessments, but we can still learn something.","source_url":"https://www.ratemyprofessors.com/professor/2911640","quality_rating":5.0,"difficulty_rating":2.0},{"observed_at":"2026-09-07 16:11:44.738578+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTMzMjI3NjI3","source_instructor_id":"rmp:2525911","instructor_name":"Pixu Shi","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2020-05-07 05:21:35 +0000 UTC","comment":"I took her STAT 333, 310, 424 in a row. She's one of the most patient and accessible professors in the department. Lectures are clear and notes are super helpful. Exams can be quite difficult and long, but grading is fair and generous. Practice exams are available. I've learned a lot from her classes but it did require some hard work.","source_url":"https://www.ratemyprofessors.com/professor/2525911","quality_rating":5.0,"difficulty_rating":4.0},{"observed_at":"2026-09-07 16:11:44.738578+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTMyMzI0NjIw","source_instructor_id":"rmp:2525911","instructor_name":"Pixu Shi","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2019-10-28 02:23:45 +0000 UTC","comment":"Professor Shi is a really nice professor, delivers very clear lectures and notes and is eager to help. 10/10 recommend.","source_url":"https://www.ratemyprofessors.com/professor/2525911","quality_rating":5.0,"difficulty_rating":4.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTQzMDU1ODEw","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2026-05-07 03:46:17 +0000 UTC","comment":"Peter's nice and very accommodating but his lectures are BAD. You'll have to learn the material yourself but it isn't bad at all b/c the material he covers is pretty easy. Beyond that he's really lenient and gives relatively easy tests that are extremely predictable (think change some wording from practice exam predictable). ","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":3.0,"difficulty_rating":2.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTQyOTk4ODI1","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2026-05-01 21:04:06 +0000 UTC","comment":"Grading isn't super clear IMO, also not as generous of grading as I expected given what has been said in the past. He rambles, class feels pointless sometimes. ","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":2.0,"difficulty_rating":3.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTQyODA2NzM0","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2026-04-09 17:56:53 +0000 UTC","comment":"He isn't a super great professor, but the class also isn't super hard. I would really recommend taking it with someone else to understand what is going on. He rambles a lot and it would be a much easier class if he walked through problems. Also he mentioned he's requiring attendance next semester, so just a heads up. ","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":3.0,"difficulty_rating":4.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTQxMDkzOTUz","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2025-04-30 00:43:09 +0000 UTC","comment":"He's friendly but he's a terrible teacher. He rambles a lot in lecture about random, unrelated topics and the textbook he uses is not all that good either. The one plus is that he's a very lenient grader. But if you want to actually learn and understand experimental design, you should take it with someone else.","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":2.0,"difficulty_rating":3.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM5NDg1OTQy","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2024-05-17 20:48:44 +0000 UTC","comment":"I enjoyed taking the course. Professor Chien gave interesting examples of chip production and shared stories about statisticians. We learned methods like two-way ANOVA, Latin square, and factorial design. I suggest attending office hours, as he excels at inspiring thoughts, which gives you opportunities to explore and deepen your understanding. ","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":5.0,"difficulty_rating":2.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM5NDIzMzQ2","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2024-05-09 21:12:58 +0000 UTC","comment":"Peter is nice and he's pretty good at explaining the course topics. He gives a lot of review material for the exams, so you can do well if you try. But, the exams did take most of the class the entire period, so be aware that you'll need to work fast. He's inconsistent at answering Piazza posts, but is very willing to help if you speak to him. ","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":4.0,"difficulty_rating":3.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM4NzkwMjU3","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2023-12-24 23:34:32 +0000 UTC","comment":"The course contents have already made no sense, and I am not sure what is the meaning of learning those things. His lecture cannot clarify things for me. Prof. Chien is not positive about communicating with our TA, so the discussion is not helpful. His tests are not capable to test one's true ability.","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":1.0,"difficulty_rating":4.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM3NzU3NTAz","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2023-04-29 01:57:52 +0000 UTC","comment":"Peter not only excels at explaining statistical formulas, but also goes beyond that to impart a deeper understanding of statistical knowledge. This makes him stand out as one of the best statistics professors I have ever encountered. Additionally, he is incredibly patient and willing to answer all of your questions.","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":5.0,"difficulty_rating":4.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM0OTU5ODg0","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2021-07-08 22:06:02 +0000 UTC","comment":"Prof. Chien's class was easy to follow and fun. He covered a variety of topics and gave a lot of practice problems before exams. Peter is an excellent teacher.","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":5.0,"difficulty_rating":3.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM0OTU1NDU5","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2021-07-06 20:02:04 +0000 UTC","comment":"Peter is an amazing professor and lecturer. He makes his online class very enjoyable. He explains the materials in a clear, simple way that is easy to follow. He has inspired me to pursue the path of Statistics. He always makes himself available to answer my questions.","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":5.0,"difficulty_rating":3.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM0NjgzNzI4","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2021-05-03 01:36:10 +0000 UTC","comment":"There were lots of positive feedbacks about Peter, but this semester he really did poor in teaching. Maybe it is due to the online instruction, he just talked through the problems in class and did not write anything down, which is very hard to understand. Also the grading is super unclear. Did not provide any grade cutoff for exams. AVOID!","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM0NjczNDM4","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2021-05-01 02:54:13 +0000 UTC","comment":"Peter is a really nice person, but a really horrible professor. He is about as unorganized and ineffective as a professor can get. He wastes class time and leaves you more confused than when he started. His lectures and examples lack clear direction. He made a class that should have been straightforward unreasonably difficult.","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":1.0,"difficulty_rating":4.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM0NjY1NDgx","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2021-04-30 04:07:53 +0000 UTC","comment":"DO NOT be fooled by the positive comments! Here are just a few of the many examples of why Peter is subpar, academically and as an instructor. 1) Failed to answer questions in class 2) Replied to questions in piazza only by saying "TA will address this". It is true that Peter is a nice person, but you would want to avoid him.","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":1.0,"difficulty_rating":4.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTMyNjY3ODgw","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2019-12-15 19:48:08 +0000 UTC","comment":"his class may sound boring at first, but it gets better. the exams are almost the same as the practice exams, which is very helpful. for the exams you need to pay close attention for what he says in class, and get ready to read the textbook for supporting materials. homework requires writing R codes, lectures and exams will not.","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":4.0,"difficulty_rating":3.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTMwNTEzMDQx","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2018-09-20 15:47:19 +0000 UTC","comment":"Professor Chien is really a good person and he inspired you to learn deeper in Statistics. His teaching is really fascinating and useful. I think everyone can learn some from his class. The exam is not too difficult if you follow his instruction and do all required material. He is really good at teaching.","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":5.0,"difficulty_rating":3.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTMwNTEyODcz","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2018-09-20 15:00:44 +0000 UTC","comment":"Peter is one of the best stat professors I've ever meet. If you attend the lecture and take the class seriously, you would get an A easily. Peter would give you lots of advice about the final project. Of course, the best way is to talk to him personally about the project, which will make you in the right direction and an A.","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":5.0,"difficulty_rating":4.0},{"observed_at":"2026-09-07 16:11:21.889201+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTMwMDE0OTY2","source_instructor_id":"rmp:2359490","instructor_name":"Peter Chien","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2018-05-07 18:11:47 +0000 UTC","comment":"His lectures were fine but I really learned the material by reading the book and going to section and listening to the TA. He skimmed project proposals and approved them without actually reading them. Mine had errors that I didn't realise until too late, a friend of mine was told to redo his project with a diff idea even though it was approved...","source_url":"https://www.ratemyprofessors.com/professor/2359490","quality_rating":2.0,"difficulty_rating":4.0},{"observed_at":"2026-09-07 15:59:34.335211+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM3MTcyMjc0","source_instructor_id":"rmp:371080","instructor_name":"Wei-Yin Loh","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2022-12-17 20:58:24 +0000 UTC","comment":"Loh is an excellent statistician but not a good lecturer. 40% midterm and 50% final. There are only a hundred pages of lecture slides throughout the semester, so be ready to read through them. The midterm was tricky, questions were never expected, and not the same as the practice exam if you have to take this class with him, good luck.","source_url":"https://www.ratemyprofessors.com/professor/371080","quality_rating":3.0,"difficulty_rating":5.0},{"observed_at":"2026-09-07 15:59:34.335211+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTE5MTA1Njk2","source_instructor_id":"rmp:371080","instructor_name":"Wei-Yin Loh","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2011-10-25 12:47:13 +0000 UTC","comment":"Easily one of the best in the Statistics Department","source_url":"https://www.ratemyprofessors.com/professor/371080","quality_rating":5.0,"difficulty_rating":4.0},{"observed_at":"2026-09-07 15:59:34.335211+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTEyNDA4MDE2","source_instructor_id":"rmp:371080","instructor_name":"Wei-Yin Loh","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2006-11-13 20:40:11 +0000 UTC","comment":"BEST PROFESSOR EVER!!!   Most energetic person about stats I have ever seen.  Makes you want to learn and doesn't deal with teaching bull.  Material isn't  hard if you have any stats background, you have to try to not get a B or higher.  All you have to do is go to class an be active, do a little homework, and you should be fine on the the exams.","source_url":"https://www.ratemyprofessors.com/professor/371080","quality_rating":5.0,"difficulty_rating":2.0},{"observed_at":"2026-09-07 15:59:34.335211+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTExMzc5OTYy","source_instructor_id":"rmp:371080","instructor_name":"Wei-Yin Loh","course_label":"STAT424","course_id":"STAT 424","course_uid":"course_3c746e3add116a6aa2b49441","review_date":"2006-01-17 23:25:06 +0000 UTC","comment":"This class is extremly hard!!!  I never expected to spend so much time on one class.  He is a great teacher, but his exams are awful and you must fight for a B.","source_url":"https://www.ratemyprofessors.com/professor/371080","quality_rating":4.0,"difficulty_rating":5.0}]