On this semester’s final exam, Susie scored 72 on her classics exam (class distribution: μ =

Question

65, σ = 3.57) and 53 on her psychology exam (class distribution: μ = 49, σ = 2.04). For
which exam should Susie expect the better grade?
a. Classics
b. Psychology
c. The two exam scores are equivalent.
d. Cannot answer without additional information.

Answer 1

You should standardize her test scores, which means find the z-score of each and compare the two.

Answer 2

Z = (score-mean)/SD

Compare the two Z scores.

Answer 3

Psychology