It is somewhat easier to find a significant result when using a
A) two-tailed test.
B) one-tailed test.
C) correlational research design instead of an experimental research design.
D) case study design instead of an experimental research design.

Question

Quizplus · Accepted Answer

A one-tailed test is more powerful than a two-tailed test because it tests for an effect in only one direction, thus requiring a smaller critical value to achieve significance.

It Is Somewhat Easier to Find a Significant Result When