For the United States, the mean monthly Internet bill is $32.79 per household ICNBC, January 18, 2006). A sample of 50 households in a southern state showed a sample mean of $30.63. Use a population standard deviation of o = $5.60. Formulate hypotheses for a test to determine whether the sample data support the conclusion that the mean monthly Internet bill in the southern state is less than the national mean of S32.79 a) b) What is the value of the test statistic? What is the p-value? At a=.01, what is your conclusion? d)

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