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January 28, 2015

January 28, 2015

Posted by **Nakia Speaks** on Friday, February 28, 2014 at 3:20pm.

- Math (Statistics) -
**Reiny**, Friday, February 28, 2014 at 3:54pmPerfect data, one standard of devation below and above.

so appr 68% or prob of .68

confirmed by David's webpage

http://davidmlane.com/hyperstat/z_table.html

fill in the data to see and get .6827

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