AI Rate Professor

Mathematics

R Crain

MATH331 · ALG331 · MATH131 · MATH311 · ALGEBRA · MATH321 · ALG2 · GEOMETRY · 35 lifetime ratings

AI rating
99/100
RMP rating
5.0/5
Take again
100%
Difficulty
2.1

The decision

Take him, especially if math is difficult for you and you want a .

Best fit · Beginner FriendlyExceptional ExplainerPatient TeacherExtra CreditBeginner Friendly MathHighly Recommended
  • Students overwhelmingly describe Crain as one of the .
  • He is especially strong for students who struggle with math or have been away from it for years.
  • Grades are helped by clear preparation, , flexible support, and .

Key questions

Four answers before you build your schedule.

Is this an easy A?

EasyA

86/100

An A is very reachable with , and participation because he prepares students well and offers .

The online review reports an A with required work, while and clear test preparation.

Is the course easy?

Beginner

79/100

Math content can be hard, but many students.

Online and to follow, though higher math courses still require effort.

Is attendance flexible?

Varies

63/100

, while others say he is flexible if students communicate or know the material.

The online review says students need to show up, while absence handling.

Is this professor recommended?

MustTake

99/100

Students almost universally recommend him because , and unusually effective for math anxiety.

Both formats are strongly positive, with much stronger confidence from the 34 in-person reviews.

Course guide

See how this professor fits your week.

Grading

Generous

90/100

Students repeatedly , and supportive grading conditions.

Format shift

Online evidence is limited but positive, while in-person and .

Workload

Light

82/100

as manageable and not overwhelming, though students still need to practice for quizzes and tests.

Format shift

Online says students must do the work, while and plenty of time.

Teaching experience

Excellent

98/100

Reviews , and excellent at helping struggling math students understand.

Format shift

The online review matches the in-person pattern, but and stronger.

Assessment method

Balanced

60/100

, and finals rather than one single method.

Format shift

Online mentions tests and work, while in-person comments give clearer evidence of , and .

Luni fit check

Weigh these signals against your actual schedule.

Get help balancing workload, grading, and timing when no option is an obvious fit.

Course format

Compare the in-person and online experience.

Classroom format

In person

34 reviews

High confidence · Best fit for Beginner Friendly

In-person reviews consistently praise his clarity, patience, extra help, and .

Main concern

Tests and , so skipping class can hurt weaker math students.

What students said

“If you struggle with math and need someone who is willing to take the time and guy.”
ALG331
“ !!”
MATH311

Remote format

Online

1 reviews

Low confidence · Best fit for Beginner Friendly

The single online review is extremely positive and says lectures are easy to follow.

Main concern

You still need to show up, do the work, and .

What students said

“ so well, easy to follow his lectures.”
ALG2

Exam style

Know what to expect from exams and major assignments.

Exam policy varies by course, with some open-book or book-allowed assessments but and a .

Short QuizzesOpen-Book QuizzesBook-Allowed TestsClosed-Note TestsHard Final Mentioned

Assessment risk

Varies

75/100

Low score means less forgiving assessment conditions.

In person

In-person reviews describe short quizzes, open-book quizzes, some book-allowed tests, closed-note tests in at least one class, and a .

Open-Book QuizzesBook-Allowed TestsClosed-Note TestsHard Final
“He lets you use your book and .”
MATH321
“ .”
MATH321
“ , but .”
MATH311
“ , but be prepared, its a !”
ALG2

Online

The online review mentions tests but does not clearly prove proctoring, webcam use, or open-book policy.

Student evidence

See what students actually said.

Top student voice

“If you struggle with math and need someone who is willing to take the time and guy.”

Voice snapshots generated from 35 reviews, highlighting dominant themes in , and exams. Credibility rating: High.

🎯 Teaching Quality

98/100

“He is absolutely the best!”

👍 Recommendation Rate

99/100

“I wouldn't hesitate to reccommend this teacher.”

⚖️

90/100

“Lots of available.”

Theme 1

👨‍🏫 About Teaching Style

  • so well, easy to follow his lectures.
  • He is great at teaching and explaining it step by step.
  • and takes his time explaining a problem to you.

Theme 2

📈 About Difficulty And Grades

  • and you always know how the .
  • for participation in class!
  • .

Theme 3

❤️ About Character

  • He is so very helpful and cares about his students.
  • Crain is a very good teacher. and never condescending.
  • Mr. Crain !

Data context

See exactly what the AI read.

Analysis sample

35

Recent reviews read by the AI

35

Lifetime ratings

88/100

Evidence confidence

Thirty-five reviews over many years show unusually consistent praise, though many older reviews lack full grade data.

Inside 35 stored ratings

Quality ratings

5 out of 535
4 out of 50
3 out of 50
2 out of 50
1 out of 50

Course coverage

MATH31115 reviews
MATH3318 reviews
GEOMETRY3 reviews
ALG22 reviews
ALG3312 reviews
Show 5 more courses
3111 review
3211 review
ALGEBRA1 review
MATH1311 review
MATH3211 review

Reported outcomes

A range results lead the reported letter grades.

9 reported outcomes

A range

6

A+ 1 · A 5

B range

2

B+ 1 · B 1

C range

0

No reported values

D range

0

No reported values

F

0

No reported values

No letter grade reported

1

Not sure yet 1