Jean wants her daughter to eat her vegetables so she is healthy. jean tells her daughter that after she eats her vegetables she can play outside, which is one of her daughter’s favorite things to do. in this situation, jean is using to increase her daughter’s eating of vegetables.

The Premack principle          

Explanation:

Given by David Premack in 1965.

This principle is based on Operant Conditioning (reinforcement).

The Premack principle states that the chance of getting involved in more predictable activities or behaviors will reinforce less predictable activities or behaviors.

In the given eg. Jean is applying reinforcement, as he asked her daughter that she can play outside after eating fruits.

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