The mean on a standardized test is 100 and the standard deviation is 35. Your score is 65. What percentage of the scores were higher than yours?
A) About 84%
B) No more than 50%
C) About 34%
D) About 16%

Question

Quizplus · Accepted Answer

A score of 65 is one standard deviation below the mean (100 - 35 = 65). Approximately 84% of scores are above one standard deviation below the mean in a normal distribution.

The Mean on a Standardized Test Is 100 and the Standard