John’s toaster is malfunctioning. Sometimes his toast is ready in 10 seconds. Sometimes he must wait 30 seconds. At times, it can even take several minutes before the toast is done. The toaster has John on a ________ schedule of reinforcement.
A. fixed-ratio
B. fixed-interval
C. variable-ratio
D. variable-interval
Answer:D
John’s toaster is malfunctioning. Sometimes his toast is ready in 10 seconds. Sometimes he must wait 30 seconds. At times, it can even take several minutes before the toast is done. The toaster has John on a ________ schedule of reinforcement.
A. fixed-ratio B. fixed-interval C. variable-ratio D. variable-interval