What is a variable interval schedule?

A. The first response after a designated and constant amount of time produces the reinforcer.
B. The first response following varying intervals of time produces the reinforcer.
C. Requires a number of responses before one response produces reinforcement.
D. Requires an elapse of time before a response produces reinforcement.



Answer :

Final answer:

A variable interval schedule is a form of partial reinforcement where behavior is rewarded after unpredictable intervals of time.


Explanation:

A variable interval schedule is a type of partial reinforcement schedule where behavior is reinforced after unpredictable intervals of time. Unlike a fixed interval schedule, the timing of reinforcement in a variable interval schedule varies around an average interval, resulting in unpredictable reinforcement appearance.


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