Homework Help: statistics

Posted by Stefania on Sunday, October 3, 2010 at 11:23pm.

Find the sample variance s2 for the following sample data. Round your answer to the nearest hundredth.
x:
23
17
12
35
29

statistics - PsyDAG, Monday, October 4, 2010 at 2:48pm
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.

I'll let you do the calculations.

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