One benefit of conducting a two-tailed test is that
A) it allows for a greater region of rejection than a one tailed test.
B) it allows for differences in groups be in either direction.
C) it is easier to obtain significant differences between groups.
D) it is easier to reject the null hypothesis than for a one tailed test.

Question

Quizplus · Accepted Answer

A two-tailed test allows for the possibility of differences in groups being in either direction, whereas a one-tailed test focuses on differences in only one direction. This makes a two-tailed test more flexible and potentially more accurate in detecting differences between groups. The other options are not accurate or relevant benefits of conducting a two-tailed test.

One Benefit of Conducting a Two-Tailed Test Is That