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July 23, 2014

July 23, 2014

Posted by **julie** on Sunday, April 29, 2012 at 1:58pm.

a. Find a 95% confidence interval for the mean price of all summer sleeping bags.

b. what is m i.e., what is the margin of error?

- statistics -
**PsyDAG**, Monday, April 30, 2012 at 4:34pma. 95% = mean ± 1.96 SEm

SEm = SD/√n

b. If you are talking about alpha error, P = .05.

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