Asked by Sarah

What percentage of the data, distributed normally and with the standard deviation, will fall within 2 standard deviations of the mean?

A)
13.5%

B)
34%

C)
68%

D)
95%

E)
99%

Answers

Answered by oobleck
You can play around with Z table stuff here:

http://davidmlane.com/hyperstat/z_table.html
Answered by Anonymous
95
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