James Was Interested in a New Study Technique and Whether

Multiple Choice

James was interested in a new study technique and whether it would have an impact on the retention of information when compared to a traditional study method.James had the experimental group,with the new study technique,study psychology,while the other group,with the old technique,studied Greek.In this example,the type of material (psychology versus Greek) would be an example of (a) ____.

A) antithesis
B) confounding variable
C) random sample
D) representative sample