Fixed Ratio (FR) is a reinforcementReinforcement is a fundamental concept in Applied Behavior Analysis (ABA) and behavioral psychology. It refers to any consequence that follows a behavior and increases the likelihood that the behavior... More schedule in AppliedApplied means that the behaviors targeted for change in ABA are important and meaningful in everyday life, helping to improve the person’s quality of life or social functioning. Example A ... More BehaviorBehavior refers to any activity or action that living organisms engage in, which can be observed, measured, and analyzed. It encompasses all interactions an organism has with its environment, inc... More Analysis (ABA) where reinforcement is delivered after a set number of responses. The ratio refers to how many responses are required before reinforcement is given. For example, in an FR5 schedule, reinforcement is provided after every 5th correct responseA response is a single occurrence or instance of a behavior. It refers to a specific action or behavior that happens at a particular moment in time. Example A teacher asks a s... More. This type of schedule tends to produce a high rateRate refers to the number of times a behavior occurs within a specific time period. It is calculated by dividing the frequency of the behavior by the length of time observed, allowing for a standardiz... More of responding, with a pause after each reinforcement.
Example
A teacher is using an FR3 schedule to reinforce a student’s participation in a group activity. The student receives a sticker (reinforcement) after every third time they raise their hand to answer a question. The student knows that after three correct responses, they will receive reinforcement, which encourages them to participate regularly but may also lead to a brief pause after receiving each reward.