February 25, 2017

Homework Help: Math Statistics

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

A sample has a mean of M = 25. If one person with a score of X = 25 is added to the sample, what effect will it have on the sample mean?

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

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