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In the population new Yorkers have an average of 2 pets in their homes, with standard deviation of 1. I am interested in evaluating whether

In the population new Yorkers have an average of 2 pets in their homes, with standard deviation of 1. I am interested in evaluating whether or not medical doctors differ from the population in regards to number of pets owned. Below is data from 9 doctors. Test this hypothesis using an alpha level of .01.

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