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April 18, 2014

April 18, 2014

Posted by **Misty** on Saturday, September 29, 2012 at 2:20pm.

Why and how is there no effect on the sample mean? I am not really understanding this?

- Math Statistics -
**Ms. Sue**, Saturday, September 29, 2012 at 2:30pmStudy this explanation of mean. The answer should be clear to you then.

http://www.mathsisfun.com/mean.html

- Math Statistics -
**PsyDAG**, Saturday, September 29, 2012 at 4:15pmThe mean functions as a fulcrum/balance point for the distribution. Since the score is added at the balance point, the mean does not change.

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