Question

read the scenario below and answer the question that follows. molly is eating red and black jellybeans from a paper bag. she is not looking at the jellybeans as she eats them. she likes red jellybeans, but she does not like black jellybeans. the amount of jellybeans she has to take from the jar before she gets a red one is never the same. which of the following statements is true? a. molly is on a fixed - interval schedule of reinforcement. b. molly is on a variable - interval schedule of reinforcement. c. molly is on a fixed - ratio schedule of reinforcement. d. molly is on a variable - ratio schedule of reinforcement. please select the best answer from the choices provided

Explanation:

In a variable - ratio schedule, the number of responses needed for reinforcement varies. Here, the number of jellybeans Molly has to take before getting a red (reinforcing) one is not fixed, which is characteristic of a variable - ratio schedule.

Answer:

D. Molly is on a variable - ratio schedule of reinforcement.