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December 18, 2014

December 18, 2014

Posted by **Tina** on Wednesday, July 27, 2011 at 10:34pm.

- statistics -
**PsyDAG**, Thursday, July 28, 2011 at 6:51pmI assume that X and Y stand for the group means, and S indicates Standard Deviation.

However, if r = 0, there is no predictability from one variable to the other.

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