SOLUTION: A set of 50 data values has a mean of 15 and a variance of 25. Find the standard score of a data value = 30

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Question 696947: A set of 50 data values has a mean of 15 and a variance of 25. Find the standard score of a data value = 30
Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
A set of 50 data values has a mean of 15 and a variance of 25. Find the standard score of a data value = 30
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z(30) = (30-15)/25 = 15/25 = 3/5
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Cheers,
Stan H.
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