Your firm wants to determine if there are differences in preferred color based on whether an individual is single or married and their gender. If there are differences the advertising to different groups should take those differences into account. You have reviewed the most recent sales information of the FastGo a new model car.

a. (4) If you wanted to determine whether color preference depends on marital status and gender, what would your hypotheses be?

b. (3) What is the 1% significance level critical value?

c. (10) Test the hypotheses at the 1% level if the following table shows the results of the review:

Marital Status and Gender of Buyer	Vehicle Color	Silver	Black	Red
Single Male	50	150	120
Single Female	45	110	83
Married Male	55	95	95
Married Female	20	42	35

d. (3) Should they target advertisements differently? Why?