SCENARIO 10-9
The following EXCEL output contains the results of a test to determine whether the proportions of
satisfied customers at two resorts are the same or different.
10-32 Two-Sample Tests
-Referring to Scenario 10-9, if you want to test the claim that "Resort 1 (Group 1)has a higher
Proportion of satisfied customers compared to Resort 2 (Group 2)", the p-value of the test will be
A) 0.007272
B) 0.00727/2
C) 2*(0.00727)
D) 1-(0.00727/2)

Question

SCENARIO 10-9
The following EXCEL output contains the results of a test to determine whether the proportions of
satisfied customers at two resorts are the same or different.  
10-32 Two-Sample Tests
-Referring to Scenario 10-9, if you want to test the claim that "Resort 1 (Group 1)has a higher
Proportion of satisfied customers compared to Resort 2 (Group 2)", the p-value of the test will be
A) 0.007272 
B) 0.00727/2 
C) 2*(0.00727) 
D) 1-(0.00727/2)

Quizplus · Accepted Answer

The claim is that Resort 1 has a higher proportion of satisfied customers, which is a one-tailed test. Therefore, the p-value is half of the two-tailed p-value, which is 0.00727/2.

SCENARIO 10-9 The Following EXCEL Output Contains the Results of a Test