In a normal distribution what percent of values fall within one standard deviation of the mean?
19.1%
15%
30%
68.2%

Roughly 68% of the distribution is between z = -1 and z = +1, ie within 1 standard deviation of the mean. This is from the 68-95-99.7 rule or better known as the Empirical Rule.

The final answer is choice D) 68.2%

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tylittle85p69p8h tylittle85p69p8h · Answer 2 · 2018-11-15T21:40:45+01:00

tylittle85p69p8h tylittle85p69p8h

15-11-2018

if a normal distribution, what percentage of the data falls within 2 standard deviation of the mean.... c. 95% apex..

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In a normal distribution what percent of values fall within one standard deviation of the mean? 19.1% 15% 30% 68.2%

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In a normal distribution what percent of values fall within one standard deviation of the mean?
19.1%
15%
30%
68.2%