If a student scored 76 points on a test where the mean score was $82.5$ and the standard deviation was 6.1. The student's $z$ score is________
A) -1.07
B) -0.17
C) 13.52
D) 0.17

Question

Quizplus · Accepted Answer

The $z$ score is calculated by subtracting the mean from the individual score and then dividing by the standard deviation: $z = \frac{(76 - 82.5)}{6.1} = -1.07$.

If a Student Scored 76 Points on a Test Where 82.582.582.5

If a Student Scored 76 Points on a Test Where $82.5$