Asked by John
Find the variance for the given data. Round your answer to two decimal places.
5.0, 8.0, 4.9, 6.8, and 2.8
5.0, 8.0, 4.9, 6.8, and 2.8
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.
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.
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