Exhibit 12-5
The table below gives beverage preferences for random samples of teens and adults. We are asked to test for independence between age (i.e., adult and teen) and drink preferences.
-Refer to Exhibit 12-5. The test statistic for this test of independence is
A)0
B)8.4
C)62.5
D)82.5

Question

Exhibit 12-5
The table below gives beverage preferences for random samples of teens and adults.  We are asked to test for independence between age (i.e., adult and teen) and drink preferences.
-Refer to Exhibit 12-5. The test statistic for this test of independence is
A)0 
B)8.4 
C)62.5 
D)82.5

Quizplus · Accepted Answer

The test statistic for a test of independence is calculated using the chi-square formula. The value of 62.5 is likely the result of this calculation based on the data provided in Exhibit 12-5.

Exhibit 12-5 the Table Below Gives Beverage Preferences for Random Samples of Samples