I conducted a random survey of six adults and asked how many children they had in their home. The data from the survey is; 1, 2, 2, 0, 3, and 1. This...

I conducted a random survey of six adults and asked how many children they had in their home. The data from the survey is; 1, 2, 2, 0, 3, and 1. This gives me a mean of 1.5 children in households. How do I test the hypothesis at the 0.01 significance level?