According to the text, a two-tailed test should be used:
A) unless there is a compelling a priori reason not to.
B) if you are sure that the difference between your means is sufficiently large to ensure statistical significance.
C) when you are interested in controlling Type II errors but less interested in controlling Type I errors.
D) None of the answers is correct.

Question

Quizplus · Accepted Answer

A two-tailed test is typically used unless there is a specific reason to use a one-tailed test, as it tests for the possibility of an effect in two directions, providing a more conservative approach.

According to the Text, a Two-Tailed Test Should Be Used