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Question: a population of scores has 65 and 15...

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A population of scores has µ= 65 and σ= 15. If 5 points are added to every score in the population, then the new mean and standard deviation would be  ________.

A. µ= 65 and σ= 15
B. µ= 70 and σ= 15
C. µ= 65 and σ= 20
D. µ= 70 and σ= 20

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