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Brains, code, and math.
Sunday, February 26, 2012
Definition of a Confidence Interval
"95% of intervals of the form
\left({\overline X} - \frac{2\sigma}{\sqrt{n}},{\overline X} + \frac{2\sigma}{\sqrt{n}}\right),
which are based on samples of size
n
each, will contain the mean of the normal density in their interior."
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