Calculate the standard score

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Reference no: EM13102389

Consider a normal population with µ = 25 and σ = 7.0.

(A) Calculate the standard score for a value x of 23.

(B) Calculate the standard score for a randomly selected sample of 30 with = 23.

(C) Explain why the standard scores of 23 are different between A and B above.

Reference no: EM13102389

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