ST Alpha - "In a population the size of the US, that sample size gives a +/- 3% interval wiith 95% confidence" (Reading a Post)

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In response to "I know some people say it's a large enough sample, but of 1030 people? " by JaxSean

In a population the size of the US, that sample size gives a +/- 3% interval wiith 95% confidence

Posted by Reagen Jan 6 '14, 14:51

+/- 4% with 99% confidence.

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