Question

Two students in different classes took the same math test. Both students received a score of 87. In student A’s class the mean was 78 and the standard deviation of 5. In student B’s class the mean was 76 with a standard deviation of 4. Which student scored in the top 10% of their class?
A. Student A
B. Neither student
D. Both students

Answer 1

@agent0smith

Answer 2

Student B is definitely in the top 10%, as he's nearly 3 standard deviations above the mean

Student A also is in the top 10% as he's almost 2 SD above the mean

Answer 3

So d?