Dr.Kim varies the amount of caffeine given to three groups of participants (0,100,and 200 mg)and then observes the anxiety level for each group.The 0-mg condition represents the ____ group.
A)experimental
B)manipulation check
C)no-treatment control
D)waiting-list control

Question

Dr.Kim varies the amount of caffeine given to three groups of participants (0,100,and 200 mg)and then observes the anxiety level for each group.The 0-mg condition represents the ____ group.
A)​experimental
B)​manipulation check
C)no-treatment control
D)​waiting-list control

Quizplus · Accepted Answer

The 0-mg condition represents the no-treatment control group as they are not receiving any caffeine treatment. This group provides a baseline measure of anxiety levels against which the effects of the different caffeine doses can be compared.

DrKim Varies the Amount of Caffeine Given to Three Groups