In a distribution with a mean of 100 and a standard deviation of 15, what is the probability that a score will be 115 or higher?
A)16%
B)34%
C)50%
D)84%

Name: In a distribution with a mean of 100 and a standard deviation of 15, what is the probability that a score will be 115 or higher? A)16% B)34% C)50% D)84%
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Question

Quizplus · Accepted Answer

A score of 115 is one standard deviation above the mean (100 + 15). In a normal distribution, approximately 16% of the data lies above one standard deviation from the mean.

In a Distribution with a Mean of 100 and a Standard