AI Rate Professor

Mathematics

Roberto Diaz

150A · MATH150A · MATH20 · MATH120 · MATH129 · 21 lifetime ratings

AI rating
38/100
RMP rating
2.7/5
Take again
38.46%
Difficulty
4.1

The decision

if you can teach yourself math and , and inconsistent lectures.

Best fit · Self Taught ProSelf-Teaching RequiredHomework HeavyTest HeavyInconsistent TeachingExtra Credit Helps
  • Reviews are highly polarized, with some students praising his knowledge while many criticize off-topic lectures and weak teaching.
  • Homework, Pearson work, quizzes, and .
  • Online reviews are more favorable on grading support, while .

Key questions

Four answers before you build your schedule.

Is this an easy A?

FairEffort

52/100

, and projects, but students often work hard and teach themselves.

Online evidence shows more grade buffers, while and heavy independent work.

Is the course easy?

Challenging

30/100

The math content and delivery are often difficult because lectures go off track and .

Online reviews describe self-teaching but some manageable exams, while and difficult classes.

Is attendance flexible?

Varies

45/100

One online review describes a strict absence policy, while older in-person reviews say attendance matters and .

, while in-person expectations vary by course and reviewer.

Is this professor recommended?

Depends

42/100

Recommendation depends heavily on whether students can self-study, since many describe poor teaching but some value his knowledge and grade supports.

Online reviews are more favorable, while .

Course guide

See how this professor fits your week.

Grading

Fair

55/100

, and projects can help, but and Pearson work keep grading from feeling easy.

Format shift

Online reviews mention more explicit grade boosts, while and .

Workload

Heavy

25/100

Students repeatedly report lots of , and test preparation.

Format shift

Both formats show heavy work, with online reviews emphasizing weekly assignments and .

Teaching experience

Poor

38/100

Many students say lectures are off topic or ineffective, though some say he knows the material and .

Format shift

Online students often describe needing outside sources, while .

Assessment method

FocusOnExams

78/100

, and a few major assessments.

Format shift

Online reviews mention quizzes, midterms, finals, and homework, while .

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

17 reviews

High confidence · Best fit for Hardcore Learner

In-person reviews are very mixed but often negative, citing off-topic , and .

Main concern

Lectures may not prepare students well for and tests.

What students said

“Professor Diaz does not teach anything.”
MATH120
“You HAVE to study the content.”
141

Remote format

Online

4 reviews

Medium confidence · Best fit for Self Taught Pro

Online reviews are mixed to positive, with homework-like exams and helping grades, but students still report self-teaching and .

Main concern

Students must learn independently and keep up with frequent online work.

What students said

“However you have to teach yourself.”
150A
“ and and aggressive.”
MATH20

Exam style

Know what to expect from exams and major assignments.

Exams are often central and can be tough, but and .

MidtermFinal ExamOnline QuizzesIn-Person ExamsExtra Credit

Assessment risk

Standard

50/100

Low score means less forgiving assessment conditions.

In person

In-person evidence , and one take-home test, but policies vary by course.

Hard TestsMultiple Choice TestsTake-Home TestDropped Lowest Test
“ .”
MATH150A
“Tests are all multiple choice and .”
MATH129

Online

Online evidence mentions quizzes, , and , but does not clearly prove webcam, proctoring, Lockdown Browser, or open-book policy.

Online QuizzesMidtermFinal ExamExtra CreditHomework-Like Questions
“take 2 in-person exams with 4 quizzes online.”
MATH150A
“midterms easy but final was hard but he gives 50 for and midterm.”
150A

Student evidence

See what students actually said.

Top student voice

“Most likely will need to use external sources for learning. Be sure to study hard”

Voice snapshots generated from 21 reviews, highlighting key themes in , and format differences; credibility rating: High.

🎯 Teaching Quality

38/100

“He knows his mathmatics, however he can not teach it for the life of him.”

📚 Workload Pressure

25/100

“His homework takes forever, about 6 modules with around 20 questions every week.”

🧪

50/100

“ and and aggressive.”

Theme 1

👨‍🏫 About Teaching Style

  • Most likely will need to use external sources for learning.
  • Professor Diaz does not teach anything.
  • and clearly.

Theme 2

📈 About Difficulty & Grades

  • You HAVE to study the content.
  • Even if you try in this class, it is not easy.
  • If you put in the effort, you'll for sure pass.

Theme 3

🧪

  • All of and take 2 in-person exams with 4 quizzes online.
  • and and quizzes that he gives
  • but grade.

Data context

See exactly what the AI read.

Analysis sample

21

Recent reviews read by the AI

21

Lifetime ratings

88/100

Evidence confidence

Twenty-one reviews across many years give rich evidence, but the polarized tone and course variation lower certainty slightly.

Inside 21 stored ratings

Quality ratings

5 out of 51
4 out of 59
3 out of 52
2 out of 52
1 out of 57

Course coverage

MATH1205 reviews
1414 reviews
MATH204 reviews
150A3 reviews
1402 reviews
Show 2 more courses
MATH150A2 reviews
MATH1291 review

Reported outcomes

B range results lead the reported letter grades.

16 reported outcomes

A range

4

A 4

B range

6

B+ 4 · B 2

C range

2

C 1 · C- 1

D range

0

No reported values

F

1

F 1

No letter grade reported

3

Drop/Withdrawal 2 · Not sure yet 1