# Standard Score: Normal Distribution

Consider a normal population with mu = 25 and sigma = 7.0.

(A) Calculate the standard score for a value x of 26

(B) Calculate the standard score for a randomly selected sample of 30 with = 26

(C) Explain why the standard scores of 26 are different between A and B above

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Answers

(A) Calculate the standard score for a value x of 26.

Given that µ = 25, σ = 7, X = 26

Therefore, standard score, (see attached for equation) ...

#### Solution Summary

The solution provides step by step method for the calculation of standard scores. Formula for the calculation and Interpretations of the results are also included.

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