Wally wants to see if room temperature affects happiness.He invites participants to the laboratory,where half are seated for 20 minutes in a booth held at a constant 68 degrees,and the other half are seated in an identical booth for 20 minutes at a constant 88 degrees.Wally then asks members of each group to rate their level of happiness.What is the independent variable in this experiment?
A)the number of participants
B)the elapsed time
C)the temperature of the booths
D)the rating of happiness

Question

Quizplus · Accepted Answer

The independent variable is the variable that is being manipulated, in this case the temperature of the booths. The researcher is trying to see if different room temperatures affect happiness levels. Therefore, C is the correct answer. The other options are not the independent variable being manipulated in the experiment.

Wally Wants to See If Room Temperature Affects Happiness