The 40-hour work week is generally considered a standard in American society today. Using data collected from a sample of 29 men (shown below), you wish to determine whether the mean number of hours worked per week by men differs from the 40-hour standard.

Use the information in the table below to conduct a single sample t-test.Be sure to show all steps, including stating your hypotheses, calculating your test statistic, determining whether to reject the null, and interpreting your findings.

Weekly Hours Worked Men

Range 60

Minimum value 5

Maximum value 65

Mean 42.31

Variance 100.00

Standard deviation 10.00

Sum 1,227

Number of observations 29