7. Students at ACME University responded to a survey and the results are below. Commuters Dorm Residents Totals Married 942 26 968 Single/Divorced Widowed 7 2 9 853 5122 5975 Totals 1802 5150 6952 a. What are the two variables in this case? b. Does there appear to be an association between the two variables? Explain. c. If there is/is not an association, does it seem reasonable? Explain. d. If you choose a student at random from the student body, what is the probability that student is a commuter? e. If you choose a student at random from the student body, what is the probability that student is married? f. If you choose a student at random from the student body, what is the probability that student is single, divorced, or widowed? g. If you choose a student at random from the student body, what is the probability that student is a married commuter? h. If you choose a student at random from the student body, what is the probability that student lives in the dorm and is not married?