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Discussions were not very helpful either.","source_url":"https://www.ratemyprofessors.com/professor/1889092","quality_rating":3,"difficulty_rating":5},{"observed_at":"2026-09-07 16:25:09.311239+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTI0MzQ5NDQw","source_instructor_id":"rmp:1889092","instructor_name":"Kyudong Choi","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2015-01-31 18:17:34 +0000 UTC","comment":"Has a pretty tough accent to get used to, but you get used to it after a while if you pay attention. His lecture notes are worth writing down like 90% of the time: he gives good examples. Your TA will make or break you, if you end up with a cruddy TA, it's not hard to go to another, either for discussion or lecture. Make sure you go hard on HW.","source_url":"https://www.ratemyprofessors.com/professor/1889092","quality_rating":3,"difficulty_rating":4},{"observed_at":"2026-09-07 16:25:09.311239+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTI0MzM2NDc4","source_instructor_id":"rmp:1889092","instructor_name":"Kyudong Choi","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2015-01-27 16:35:36 +0000 UTC","comment":"He does have accent but it's not a big problem. He doesn't explain much as like American teachers do, but he can explain problems pretty clear. His notes are very organized and examples are helpful to the exams. If you understand the lecture notes well and review the problems in the book before the tests, the exams are fair games. 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His accent is not a problem.","source_url":"https://www.ratemyprofessors.com/professor/1889092","quality_rating":4,"difficulty_rating":3},{"observed_at":"2026-09-07 16:25:09.311239+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTI0Mjg1NzYz","source_instructor_id":"rmp:1889092","instructor_name":"Kyudong Choi","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2015-01-14 10:43:44 +0000 UTC","comment":"Professor Choi was a better professor than I had expected. He isn't that hard to understand, and his lectures are him going through the textbook - helpful. I found exams to not be impossible, probably because I did my homework and went to every lecture and discussion. Applies curve after final exam. 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