October 7, 2015

Homework Help: Stats

Posted by Mariaan on Tuesday, March 30, 2010 at 6:14am.

A random sample of 30 women drank an average of 15 cups of coffee per week during examination finals,
with the sample standard deviation equal to 3 cups. A upper limit of an approximate confidence interval
with 95% of the population average cup drunk is ?

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