On which test did Shawn do best?
A) Test one: Shawn scored exactly at the mean.
B) Test two: Shawn's score was a z-score of -1.2.
C) Test three: Shawn's score was a T-score of 47.
D) Test four: Shawn's score was a percentile of 38.

Question

Quizplus · Accepted Answer

Shawn scored exactly at the mean on test one, which typically indicates an average performance relative to the group. A z-score of -1.2 (B) indicates Shawn scored below the mean, a T-score of 47 (C) is slightly below the average of 50, and a percentile of 38 (D) means Shawn did better than 38% of the group, which is below average. Therefore, scoring at the mean represents the best relative performance among the given options.

On Which Test Did Shawn Do Best