Avoidance contingency
When a behavior prevents the onset of aversive stimulus.
B.4 Identify and distinguish between positive and negative reinforcement contingencies.
Breaking Down a Mock BCBA® Exam Question: Negative Reinforcement Contingencies
Test your concepts and principles skills with PTB founder Dana Meller as she reviews a BCBA® mock exam question about negative reinforcement. Included is a description of CMOS, free operant avoidance, and discriminated avoidance, as well as corresponding detailed examples.
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Dana Do’s: BCBA® Exam Tip on Punishment and Reinforcement
PTB founder Dana Meller shares a key exam tip that you should put into practice when answering exam questions about punishment and reinforcement.
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Dana Do’s: Let’s Clear Up the Confusion Between Punishment and Reinforcement
The concepts of punishment and reinforcement can sometimes confuse exam candidates. PTB co-founder Dana Meller clears things up, explaining nuances between the two and sharing her tips for making better discriminations on exam day.
Dana Do’s: Let’s Clear Up the Confusion Between Punishment and Reinforcement Read More
Discriminated avoidance
A signaled (SD) contingency for behavior that indicates that engaging in the behavior will prevent and/or delay the onset of an aversive stimulus. Hint: In Los Angeles, when the weather
Free-operant avoidance
When the contingency for behavior is that it prevents and/or delays the onset of an aversive stimulus. The avoidant response occurs without the presence of a signal/SD and can occur
Let’s Break Down a BCBA® Mock Exam Question: Hypothesize the Function of Disruptive Behavior in Circle Time
PTB founder Dana Meller breaks down a BCBA® mock exam question, exploring various possibilities to better understand the reasons behind the behavior in this scenario.
Negative reinforcement
A process that occurs when a behavior is followed immediately by the reduction or removal of a stimulus that increases the future frequency of that and similar behaviors under similar
Positive reinforcement
A process that occurs when a behavior is followed immediately by the presentation of a stimulus that increases the future frequency of that and similar behaviors under similar conditions.
Reinforcement
A stimulus change following a behavior leading to said behavior occurring more often or strengthening the duration, latency, magnitude, or topography of said behavior in the future.