Use the contingency table in Table 29 to find the indicated probabilities for Exercises 27–32. A person is chosen at random. Define the following events:

  • U: Undergrad, G: Graduate student, P: Parent, D: Prefers desktops for email, S: Prefers smartphones for email.
Table 5.63: TABLE 29 Contingency table of D and S versus U, G, and P
Desktops Smartphones Total
Undergrads 2 4 6
Graduate students 3 6 9
Parents 5 0 5
Total 10 10 20

Question 5.242

29. (D given P)

5.3.29

1