SOLUTION: A set of 50 data values has a mean of 15 and a variance of 36. Find the standard score of a data value = 18.

Algebra ->  Probability-and-statistics -> SOLUTION: A set of 50 data values has a mean of 15 and a variance of 36. Find the standard score of a data value = 18.       Log On


   

Question 628182: A set of 50 data values has a mean of 15 and a variance of 36. Find the standard score of a data value = 18.
Answer by solver91311(24713) About Me  (Show Source):
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Subtract the mean from the data point and divide the difference by the positive square root of the variance.

John

My calculator said it, I believe it, that settles it
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