A teacher who is trying to determine if the evidence supports the fact that a new method of teaching economics is more effective than a traditional one will conduct a _____ test.
A)one-tailed
B)two-tailed
C)multi-tailed
D)paired

Question

Quizplus · Accepted Answer

A one-tailed test is used when the research hypothesis predicts a specific direction of the effect, such as the new method being more effective than the traditional one.

A Teacher Who Is Trying to Determine If the Evidence