Patricia teaches two statistics classes, one in the morning and the other in the evening. On the midterm exam, the morning class had a mean of 75.2 and a standard deviation of 5.7. The evening class had a mean of 75.2 and a standard deviation of 12.5.

(a) How do the means compare?

(b) If we compare the set of scores from the first class with those in the second class, how will the distributions of the two sets of scores compare?