Asked by Vince
What is the standard deviation of the following data? If necessary, round your answer to two decimal places.
46, 53, 38, 67, 46, 57, 61, 42, 63, 55, 46
46, 53, 38, 67, 46, 57, 61, 42, 63, 55, 46
Answers
Answered by
PsyDAG
Find the mean first = sum of scores/number of scores
Subtract each of the scores from the mean and square each difference. Find the sum of these squares. Divide that by the number of scores to get variance.
Standard deviation = square root of variance
I'll let you do the calculations.
Subtract each of the scores from the mean and square each difference. Find the sum of these squares. Divide that by the number of scores to get variance.
Standard deviation = square root of variance
I'll let you do the calculations.
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