Difficult# Comparing z-Scores: Danielle's Tests Scores

APSTAT-BXGVKZ

Danielle had an AP Statistics test and AP US History test on the same day. On the AP Statistics test, the average score was an $81$, with a standard deviation of $4$. On the AP U.S. History Test, the average score was $73$, with a standard deviation of $8$. Danielle scored a $77$ on the AP Statistics test and $67$ on the AP U.S. History test. Assume the scores of each test were approximately normally distributed.

On which test did Danielle score relatively better, compared with the rest of the class?