A researcher wants to see if a protein-enriched diet will enhance the maze-running performance of rats. One group of rats is fed the high-protein diet for the duration of the study; the other group continues to receive ordinary rat chow. In this experiment, the group of rats that is fed the high-protein diet is ____ group; the group that receives ordinary rat chow is ____ group.

Question

Quizplus · Accepted Answer

The group of rats that is fed the high-protein diet is the experimental group, as they are the group that is receiving the treatment being tested. The group that receives ordinary rat chow is the control group, as they serve as the baseline comparison group. Therefore, choice D is the best answer.

A Researcher Wants to See If a Protein-Enriched Diet Will