A recent issue of the AARP Bulletin reported that the average weekly pay for the woman with high school degree is $520. Assume you would like to find out if the average weekly pay for all working women is significantly greater than that for women with high school degree. Data providing the weekly pay for sample of 50 working women are available in file named WeeklyPay. These data are consistent with the findings reported in the AARP article.
a. State the hypotheses that should be used to test whether the mean weekly pay for all women is significantly greater than the man weekly pay for women with a high school degree.
b. Use the data in the file named WeeklyPay to compute the sample mean, the test statistic, and the p-value.
c. Use a = .05 What is your conclusion?
d. Repoeat the hypothesis test using the cristical value approach.