A rat in an operant chamber is reinforced according to a VI 30 schedule of reinforcement. How often will the rat receive food pellets for responding?
A) on average, every 30 seconds
B) on average, after every 30th response
C) after every 30-second interval
D) after every 30th response

Question

Quizplus · Accepted Answer

In a Variable Interval (VI) schedule, reinforcements are given after a variable amount of time has passed, with the average time being specified in the schedule. So, for a VI 30 schedule, the rat will receive food pellets on average every 30 seconds, not after a set number of responses or at exact 30-second intervals.

A Rat in an Operant Chamber Is Reinforced According to a VI