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OpenStudy (anonymous):
A sample has a mean of 50 and a standard deviation of 4.0. Find the z-score for the value of: x = 54
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jimthompson5910 (jim_thompson5910):
hint: z = (x - mu)/(sigma) where mu is the mean and sigma is the standard deviation
OpenStudy (anonymous):
thank you!
jimthompson5910 (jim_thompson5910):
yw
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