184k views
5 votes
Chet is enrolled in a difficult chemistry class. On the first exam , the mean was 72 and the standard deviation was 2.1. On the second exam, the class mean was 68 and the standard deviation was 3.8. If Chet scored a 75 on both tests, on which test did he score better relative to the rest of his class ?

Chet is enrolled in a difficult chemistry class. On the first exam , the mean was-example-1
User Enoc
by
7.0k points

1 Answer

3 votes

Answer:

It is b

Explanation:

User Dersvenhesse
by
7.1k points