SOLUTION: If the mean is 60 and the standard deviation is 7, what percentage of scores are 73 or less?

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Question 370710: If the mean is 60 and the standard deviation is 7, what percentage of scores are 73 or less?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi,

mean is 60 and the standard deviation is 7, what percentage of scores are 73 or less

*Note: z+=+%28x+-+mu%29%2Fsigma

z = 73-60/7 = 13/7 = 1.857

NORMSDIST(1.857) = .96834

96.834 % of the scores are less than 73