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April 26, 2015

Homework Help: Math

Posted by Kitty on Monday, December 31, 2012 at 10:56am.

Random samples were taken over 2 weeks (14 days) of a drink machine and data was collected of each drink sold. The sample mean was 65.2 drinks with a deviation of 8.1 drinks. Construct a 95% confidence interval on the mean number of drinks sold per day.

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