After 3 points have been added to every score in a sample, the mean is found to be M 5 83 and the standard deviation is s 5 8. What were the values for the mean and standard deviation for the original sample

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Answer:

Hence the value for the mean is 80 and the standard deviation for the original sample is 8.

Answer:Hence the value for the mean is

80and the standard deviation for the original sample is8.Step-by-step explanation:Mean = 83-3 = 80.

Here the standard deviation didn’t change = 8.