A researcher is studying the effects of room temperature on ability to quickly solve math problems. She first has participants solve ten math problems in a room with the temperature set at 70 degrees Fahrenheit. Then she has the same participants solve ten new math problems with the room temperature set at 90 degrees. In this case, the group of participants is serving as its own _____ group.

Question

A researcher is studying the effects of room temperature on ability to quickly solve math problems.  She first has participants solve ten math problems in a room with the temperature set at 70 degrees Fahrenheit. Then she has the same participants solve ten new math problems with the room temperature set at 90 degrees. In this case, the group of participants is serving as its own _____ group.

Quizplus · Accepted Answer

The group of participants serves as its own control group because they are compared to themselves under different conditions (temperature changes), allowing the researcher to isolate the effect of the temperature on their ability to solve math problems.

A Researcher Is Studying the Effects of Room Temperature on Ability