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. With a .05 level of significance, the critical value for the test is
A)1.645
B)7.815
C)14.067
D)15.507

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. With a .05 level of significance, the critical value for the test is
A)1.645 
B)7.815 
C)14.067 
D)15.507

Quizplus · Accepted Answer

The critical value for the test with a .05 level of significance and 1 degree of freedom is 7.815.

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