SOLUTION: On a measure of concern for the environment, the mean is 79 and the standard deviation is 12 (scores varying from 0 to 150). What are the Z scores for the following raw scores?

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Question 406904: On a measure of concern for the environment, the mean is 79 and the standard deviation is 12 (scores varying from 0 to 150). What are the Z scores for the following raw scores?
a. 91
b. 68
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

*Note: z+=+blue%28x+-+mu%29%2Fblue%28sigma%29

the mean is 79 and the standard deviation is 12 

a. 91   z = (91-79)/12

b. 68   z = (68-79)/12