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August 1, 2015

Homework Help: statistics

Posted by Anonymous on Friday, July 16, 2010 at 2:53pm.

1. A random sample of size 49 is taken from a large population, measuring the time it takes to complete a driver’s license examination. The sample mean was found to be 47 minutes, and the sample standard deviation 5.89 minutes. Construct a 95% confidence interval around the sample mean

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