If a psychologist tests whether a new teaching method is more effective than the old one,the research hypothesis is that
A)the new teaching method is more effective than the old teaching method.
B)the old teaching method is more effective than the new teaching method.
C)there is no difference in effectiveness of the old and new teaching methods.
D)there is a difference in effectiveness between the two methods,but no prediction is made.

Question

Quizplus · Accepted Answer

The research hypothesis is the prediction being tested by the study. In this case, the prediction being tested is that the new teaching method is more effective than the old teaching method. Therefore, the correct answer is A.

If a Psychologist Tests Whether a New Teaching Method Is