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

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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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Thu Thủy 3 years 2021-08-03T11:20:13+00:00 1 Answers 110 views 0

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  1. thuthao
    1
    2021-08-03T11:21:35+00:00
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    Answer:

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

    Step-by-step explanation:

    Mean = 83-3 = 80.

    Here the standard deviation didn’t change = 8.

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