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A given data set has a mean and a standard deviation . a) What are the new values of the mean and the standard deviation

A given data set has a mean and a standard deviation .

a) What are the new values of the mean and the standard deviation if the same constant k is added to each data value in the given set?Explain.

b) What are the new values of the mean and the standard deviation if each data value of the set is multiplied by the same constant k?Explain.

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