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January 31, 2015

January 31, 2015

Posted by **blueyeshadow** on Friday, January 7, 2011 at 10:21pm.

x:

23

17

12

35

29

- statistics -
**PsyDAG**, Friday, January 7, 2011 at 11:45pmFind the mean first, then subtract the mean from each score and square each difference. Sum those differences and divide by n to get the variance.

By the way, "^" is used online to indicate an exponent, e.g., x^2 = x squared.

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