"Your score on this variable is about one-half of a standard deviation below the mean." Which of the following statements is MOST accurate?
A) Your z-score is 1.51.
B) Your z-score is -1.47.
C) Your z-score is -.53.
D) You cannot estimate your z-score with the information provided.

Question

Quizplus · Accepted Answer

A z-score represents the number of standard deviations a data point is from the mean. A score one-half of a standard deviation below the mean corresponds to a z-score of -0.5, which is closest to option C (-.53).

"Your Score on This Variable Is About One-Half of a Standard