1. Exhibit 12-5 The table below gives beverage preferences for random samples of teens and adults.

Beverage	Teens	Adults	Total
Coffee	75	200	275
Tea	100	250	350
Soft drink	275	100	375
Total	450	550	1000

We are asked to test for independence between age (i.e., adult and teen) and drink preferences.

Refer to Exhibit 12-5. What can be concluded from this test?

Question 1 options:

	There is enough evidence to conclude that age and drink preference is dependent.
	There is not enough evidence to conclude that age and drink preference is dependent.
	The test is inconclusive.
	None of the answers is correct.

2. Refer to Exhibit 12-5. If age and drink preference is independent then the expected number of adults who prefer tea would be _____. Question 2 options:

a. .25

b. .33

c. 192.5

d. 150