Question: Bay Area University enrolls MBA students in three cohort programs: Weeknight, Saturday, and Distance. Dean Ed Epstein wants to know if there is a difference in the average of the students in the three programs.  He has his assistant take a random sample of 5 students from each program and record their ages.

1. State the Null hypothesis and the Research hypothesis to be tested
2. Calculate the grand average.
3. Calculate the between-sample variability.
4. Calculate the within-sample variability.
5. Calculate the F statistic.
6. Should the Null hypothesis be rejected at the 5% level of significance?
7. Draw box plots for the different programs.
8. Using the least-significant difference test, identify the significant differences between the programs.

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