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A data set of 11 points has a variance of 20; what is the value of the sum of squares (SS)

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Answer #1

Variance for a sample is calculated by taking the sum of squared differences from the mean (SS) AND dividing by n-1.

0-I 2 Giver) n=11 and vauance s 20 20 (I1-D う -S . S - 20 ΧΙΟ. S, Sニ200 SS = 2.00

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