When finding the margin of error for the mean of a normally distributed population from a sample, what is the critical probability, assuming a confidence level of 86%?

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asked May 11, 2018 60.4k views

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LoneWOLFs · Answer 1 · 2018-05-15T01:27:37+0000

To find the margin of error for the mean of a normally distributed population from a sample, the critical probability,
$\alpha$ , is obtained by

$p=1-\alpha$
where p is the confidence level.

Assuming a confidence level of 86%, the critical probability is given by

$\alpha =1-0.86=0.14$

When finding the margin of error for the mean of a normally distributed population from a sample, what is the critical probability, assuming a confidence level of 86%?

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