Professor Fulford believes that when people try to block certain thoughts,the thoughts are more intrusive.He randomly assigns participants to two groups: one that must try to prevent thoughts,and one that can think of anything they wish.What is the independent variable in this experiment?
A)participants
B)intrusive thoughts
C)assignment to the thought prevention or think of anything groups
D)none of the above

Question

Quizplus · Accepted Answer

The independent variable in this experiment is the assignment to either the thought prevention group or the group that can think of anything they wish. This is because the experiment aims to investigate the impact of trying to prevent thoughts on their intrusiveness, and the only thing that differs between the two groups is whether they are attempting to prevent thoughts or not. Therefore, the assignment to each group is the independent variable.

Professor Fulford Believes That When People Try to Block Certain