SOLUTION: normally distributed population with mean of 19 and standard deviation of 8. What is the percentile rank of 17 in this distribution?

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Question 394231: normally distributed population with mean of 19 and standard deviation of 8. What is the percentile rank of 17 in this distribution?
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

 z = (17-19)/8 = -2/8 = -.25

P( z < -.25) = .4013  OR  40.13%