TABLE 9-5
A bank tests the null hypothesis that the mean age of the bank's mortgage holders is less than or equal to 45, versus an alternative that the mean age is greater than 45. They take a sample and calculate a p-value of 0.0202.
-Referring to Table 9-5, if the same sample was used to test the opposite one-tailed test, what would be that test's p-value?
A) 0.9596
B) 0.9798
C) 0.0202
D) 0.0404

Question

Quizplus · Accepted Answer

To find the p-value for the opposite one-tailed test, we subtract the original p-value from 1. So, 1 - 0.0202 = 0.9798, which is option B.

TABLE 9-5 A Bank Tests the Null Hypothesis That the Mean Age