Expand your knowledge base with the help of IDNLearn.com's extensive answer archive. Discover prompt and accurate responses from our experts, ensuring you get the information you need quickly.

A psychologist conducts a study to establish whether caffeine increases the ability to run. the psychologist has two groups of participants run on a treadmill for 15 minutes. One group drinks regular coffee before running, while the other group drinks decaffeinated coffee before running. The group that drinks decaffeinated coffee is the:

a. confederate group.
b. control group.
c. experimental group.
d. confound group.


Sagot :

Your presence in our community is highly appreciated. Keep sharing your insights and solutions. Together, we can build a rich and valuable knowledge resource for everyone. Discover insightful answers at IDNLearn.com. We appreciate your visit and look forward to assisting you again.