Topic Quiz — Behavior Reduction
RBT Behavior Reduction Quiz
Content reviewed by Dr. Sarah Mitchell, BCBA-D
This quiz covers the four functions of behavior, differential reinforcement procedures, extinction, noncontingent reinforcement, and antecedent strategies used in behavior-reduction plans.
Why does noncontingent reinforcement often reduce problem behavior?
What behavior reduction covers
Behavior reduction is the work of decreasing challenging behavior, such as aggression, self-injury, elopement, or disruption, so a learner can access more of their environment and more opportunities to learn. On the RBT Test Content Outline (3rd Edition) this domain is tightly linked to the idea that every behavior serves a purpose. You reduce a behavior most effectively not by punishing it, but by understanding why it happens and teaching or reinforcing a better way to meet the same need. This quiz drills the procedures you will implement from a written behavior-reduction plan.
A theme runs through every question: the RBT implements the plan exactly as the BCBA wrote it. You do not design the plan, change the procedure, or decide when to add or drop a component. When something is not working, or a behavior looks different or more dangerous, you collect data and tell your supervisor. Many items on the real exam test whether you can recognize the moment to defer rather than improvise, so watch for that in the explanations here.
The four functions of behavior
Every behavior-reduction plan starts from function: the reason a behavior keeps happening. Behavior analysts group functions into four categories, easy to remember as attention, tangible, escape, and automatic.
- Access to attention. The behavior is maintained by social attention from others, whether praise, reprimands, or simply being looked at.
- Access to tangibles or activities. The behavior gets the learner a preferred item, food, or activity.
- Escape or avoidance. The behavior lets the learner get out of or put off a demand, task, or nonpreferred situation.
- Automatic (sensory) reinforcement. The behavior is maintained by the sensation it produces, independent of other people, which is why it can occur even when the learner is alone.
Function matters because the same behavior can have different functions in different learners, and the right intervention depends entirely on which function is at work. Giving attention to reduce an attention-maintained behavior would backfire; the plan matches the intervention to the function.
Differential reinforcement procedures
Differential reinforcement is the backbone of most behavior-reduction plans. The logic is to reinforce something other than the problem behavior while withholding reinforcement for the problem behavior itself. You should be able to tell the four main variations apart:
- DRA (alternative behavior). Reinforce a specific alternative behavior that serves a similar purpose. Functional communication training, where a learner is taught to request instead of tantrum, is a common DRA.
- DRI (incompatible behavior). Reinforce a behavior that physically cannot happen at the same time as the problem behavior, such as keeping hands in lap instead of hitting.
- DRO (other behavior). Reinforce the absence of the problem behavior for a set period, delivering reinforcement when the behavior has not occurred during the interval. It is about the omission of behavior, not any specific replacement.
- DRL (low rates). Reinforce reduced, more tolerable rates of a behavior that does not need to be eliminated entirely, such as hand-raising that has become too frequent.
Extinction and the extinction burst
Extinction means withholding the reinforcement that has been maintaining a behavior, so the behavior no longer works. Because it is function-based, doing it correctly requires knowing the function: extinction for an attention-maintained behavior means withholding attention, while extinction for an escape-maintained behavior means not letting the behavior end the demand (following through with the task). Using the wrong form of extinction can accidentally strengthen the behavior.
Expect an extinction burst when a plan starts: a temporary increase in the frequency, intensity, or duration of the behavior, sometimes with new behaviors or emotional responses, before it declines. This is a known, expected pattern, not a sign the plan has failed. An RBT keeps implementing the plan as written, ensures safety, keeps taking data, and reports the burst to the supervisor. Giving in during a burst is dangerous because it can teach the learner that escalating gets results.
Antecedent strategies and noncontingent reinforcement
Not all reduction happens after the behavior. Antecedent strategies change the environment to make the problem behavior less likely in the first place, which is often the most humane and proactive approach. Examples include offering choices, embedding preferred activities, using visual schedules, pre-teaching expectations, adjusting task difficulty, and building in breaks before a learner reaches the point of escalation.
Noncontingent reinforcement (NCR) is a widely used antecedent procedure in which the maintaining reinforcer is delivered on a fixed schedule regardless of behavior, rather than as a consequence for it. If attention maintains a behavior, NCR provides attention every few minutes no matter what the learner is doing, which reduces the motivation to engage in the behavior to get that attention. Because the reinforcer is freely and frequently available, the behavior loses its purpose.
Where this fits in the full exam
Behavior reduction is one of six domains. Use the table below to see how it relates to the others, then drill any domain that needs work with a focused quiz.
| RBT Task List Domain | What it covers | Study |
|---|---|---|
| Data Collection and Graphing | Measurement systems, continuous and discontinuous data, interobserver agreement, and reading behavior graphs. | Guide |
| Behavior Assessment | Preference assessments, the RBT's role in functional assessment, and supporting the BCBA during assessment. | Guide |
| Behavior Acquisition | Discrete-trial teaching, naturalistic teaching, prompting and fading, shaping, chaining, and skill acquisition plans. | Guide |
| Behavior Reduction | Functions of behavior, differential reinforcement, extinction, antecedent strategies, and crisis procedures. | Guide |
| Documentation and Reporting | Objective session notes, incident reports, communication with the supervisor, and maintaining records. | Guide |
| Ethics and Professional Conduct | The RBT Ethics Code, professional boundaries, scope of practice, confidentiality, and supervision requirements. | Guide |
Key concepts to lock in before test day
- Function first. Attention, tangible, escape, and automatic drive which intervention is correct.
- Keep the DR variants straight. DRA reinforces an alternative, DRI an incompatible behavior, DRO the absence of behavior, and DRL a lower rate.
- Extinction is function-specific. Withhold the reinforcer that actually maintains the behavior, not just any consequence.
- Expect and ride out the extinction burst safely; never give in to an escalation.
- Antecedent strategies and NCR prevent behavior before it starts by changing motivation and the environment.
- Implement as written. Report concerns and changes in behavior to the BCBA rather than modifying the plan.
Where to go next
Reduction and teaching go hand in hand, since most plans replace a problem behavior with a new skill, so pair this with the behavior acquisition quiz. Because function comes from assessment, review the behavior assessment quiz, and since plans live or die on accurate data, work through the data collection quiz. Solidify the vocabulary with our free RBT study guide, then test yourself broadly on the 85-question mock exam.