Question

Drives to work	Homeowners	Renter	Total
Yes	824	681	1,505
No	176	319	495
Total	1,000	1,000	2,000

4.9 Referring to the contingency table in problem 4.8, if a respondent is selected at random,

a.what is the probability that he or she, a. drives to work?

b. drives to work and is a homeowner?

c. drives to work or is a homeowner?

d. explains the difference in the results in (b) and (c).

Answer 1