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December 19, 2014

December 19, 2014

Posted by **Jennifer** on Monday, October 17, 2011 at 12:20am.

29 26 6 46 17 34 15 45

19 43 37 6 9 33 37

Find the mean, variance, and standard deviation.

- Statistics -
**PsyDAG**, Tuesday, October 18, 2011 at 2:31amFind 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.

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