Two groups of rats are trained to press a lever for food on a constant reinforcement schedule.One group receives 1 piece of rat chow; the other, 3 pieces.In extinction,
A)the 3-piece group will persist in responding longer.
B)the 1-piece group will persist in responding longer.
C)as long as the constraints on the lever are the same, the groups will persist approximately the same length of time.
D)It is impossible to predict.

Question

Quizplus · Accepted Answer

The group that received only 1 piece of food during training will persist in responding longer during extinction. This is because the reinforcement schedule during training was less dense compared to the group that received 3 pieces of food, which makes them more resistant to extinction.

Two Groups of Rats Are Trained to Press a Lever