Continuous reinforcement (CR), Fixed-Ratio (FR), Variable-Ratio (VR), Fixed-Interval (FI), Variable-Interval (VI)
A boy receives a gumball every time he puts a quarter into the machine.
Continuous Reinforcement (CR)
A light comes on every time you flick a light switch.
Continuous Reinforcement (CR)
A rat receives a food pellet every time it presses a lever.
Continuous Reinforcement (CR)
A teacher gives attendance points every day a student is in class.
Continuous Reinforcement (CR)
A person gets a paycheck at the end of every week.
Fixed-Interval (FI)
A rat receives a food pellet if it makes the response every minute.
Fixed-Interval (FI)
A student recieves grades at the end of every semester.
Fixed-Interval (FI)
A dog is given food reward after it turns around four times.
Fixed-Ratio (FR)
A pieceworker is given pay after completing five items.
Fixed-Ratio (FR)
A fisherman sits in a boat waiting for a fish to bite.
Variable-Interval (VI)
A person sits by the phone waiting for a phone call.
Variable-Interval (VI)
A teacher uses surprise "pop" quizzes to encourage students to study.
Variable-Interval (VI)
A person buys lottery tickets in hopes of winning.
Variable-Ratio (VR)
A person can win at a slot machine, but doesn't know how many times it is necessary to play.
Variable-Ratio (VR)
A woman asks men in a dance club to dance with her.
Variable-Ratio (VR)