Wednesday

November 26, 2014

November 26, 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.

**Answer this Question**

**Related Questions**

Math Statistics - A sample has a mean of M = 25. If one person with a score of ...

Math - A sample of n _ 11 scores has a mean of M _ 4. One person with a score of...

statistics - A sample of n = 20 scores has a mean of M = 6. If one new person ...

statistics - A sample of n = 9 scores has a mean of M _ 10. One person with a ...

statistics - A sample of n = 7 scores has a mean of M = 5. After one new score ...

stat. - A sample consists of the following n 6 scores: 2, 7, 4, 6, 4, and 7. a...

statistics - 7) A final exam in Statistics has a mean of 73 with a standard ...

statistics - a final exam in statistics has a mean of 73 with a standard ...

statistics - . In a sample of n = 6, five individuals all have scores of X = 10 ...

statistics - An IQ is designed so that the mean is 100 and the standard ...