If a person working at her computer keeps checking her email and occasionally gets a message from a friend,this is similar to a
A)fixed-ratio schedule
B)variable-ratio schedule
C)fixed-interval schedule
D)variable-interval schedule

Question

Quizplus · Accepted Answer

The person's behavior of checking email is being reinforced on a variable-interval schedule, meaning that the reinforcement (receiving a message from a friend) occurs randomly after an unpredictable amount of time has passed. This is similar to how checking one's phone for messages or notifications operates on a variable-interval schedule.

If a Person Working at Her Computer Keeps Checking Her