Sunday
April 20, 2014

Homework Help: Math

Posted by Alison on Saturday, December 22, 2012 at 9:49pm.

A friend claims that the average length of trout caught in this lake is 19 inches. To test this claim we find that a sample of 13 trout has a mean length of 18.1 inches with a sample standard deviation of 3.3 inches. The population standard deviation is unknown. If you assume that the population mean is 19, find the standardized test statistic based on the sample.

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