When the necessary conditions are met,a two-tail test is being conducted to test the difference between two population means,but your statistical software provides only a one-tail area of 0.036 as part of its output.The p-value for this two-tail test will be:
A) 0.018.
B) 0.009.
C) 0.072.
D) 0.964.

Question

Quizplus · Accepted Answer

In a two-tail test, the p-value from a one-tail test is doubled to account for both tails of the distribution. Therefore, if the one-tail area (p-value) is 0.036, the two-tail p-value would be 0.036 * 2 = 0.072.

When the Necessary Conditions Are Met,a Two-Tail Test Is Being