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ABA data collection and graphing

Counting, timing, and graphing behavior make up 17% of scored exam questions.

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RBT Exam PrepCounting and timing behavior: frequency, rate, duration, latency, IRT
Your role
  1. Follow your supervisor's direction
  2. Implement services accurately
  3. Record client data accurately
Counting and timing behavior
  1. Frequency: count every occurrence
  2. Rate: count ÷ observation time
  3. Duration: time each occurrence
  4. Latency: event to behavior start
  5. IRT: response end to next start
  6. Percentage: part ÷ total × 100
 Your jobYour supervisor asks you to collect data on a client's behavior.Count eachYour client requests help. You record each request during observation. That's frequency recording.

Lessons in this chapter

6 lessons, about 5 minutes each · 17% of the exam

  1. Continuous measurement in ABA
  2. Discontinuous measurement in ABA
  3. Permanent product recording
  4. Operational definitions in ABA
  5. ABA graphs and trends
  6. Treatment integrity in ABA

Built on RBT Test Content Outline · 3rd ed. (Updated 09/2024, © 2023)

Sample questions

From the class’s practice bank. Pick an answer, then check it.

Question 1

You time how long a learner takes to start cleaning up after your instruction. What are you measuring?

  1. Latency
  2. Frequency
  3. Interresponse time
  4. Duration
Show the answer

A. Latency. Latency is the time from an instruction to the start of the behavior.

Question 2

You notice a data entry differs from the session record. Which value should you enter?

  1. The average of earlier session values
  2. The value from the last session
  3. The value in the session record
  4. The value matching the graph's trend
Show the answer

C. The value in the session record. Use the value in the session record because you must enter client data accurately.

Question 3

You see a learner push a worksheet off the table. Which note describes the behavior you saw?

  1. The learner felt frustrated by work.
  2. The learner tried to avoid work.
  3. The learner pushed the worksheet off the table.
  4. The learner disliked the worksheet.
Show the answer

C. The learner pushed the worksheet off the table. The learner pushed the worksheet off the table. This accurately records what you saw without guessing feelings or purpose.

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  • All 43 outline tasks
  • 85 questions, 90 minutes
  • Explains each wrong answer
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Passing isn’t guaranteed. Not affiliated with the BACB. Questions are original, written to the published outline.

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