after 3 points have been added to every score in the sample, the mean is found to be M=83 and the standard deviation is s=8, What were the values for the mean and the standard deviation for the original sample?
Added by Luke S.
Step 1
The mean of the original sample can be found by subtracting 3 from the mean of the new sample (since we added 3 to every score). So, the original mean is M - 3 = 83 - 3 = 80. Show more…
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