Section C

Threats to Validity Exposed: When Misleading Data Plays Tricks on Your Perception

Test your knowledge of measurement procedures with PTB co-founder Dana Meller as she explains, in detail, one of the threats to validity with several corresponding examples. Dana also shares a clever memorization study tip that will help you on the Big exam.

Refer to BCBA® Task List (5th ed.) Section C-8: Evaluate the validity and reliability of measurement procedures.

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Test your ABA Terminology ➠ Indicators of Trustworthy Measurement

Test your knowledge with PTB co-founder Dana Meller as she explains the specific indicator of trustworthy measurement that corresponds with repeated measurement yielding the same result. Included is a description of all three indicators of trustworthy measurement validity, accuracy, and reliability.

Refer to BCBA® Task List (5th ed.) Section C-8: Evaluate the validity and reliability of measurement procedures.

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Test your ABA Terminology ➠ Identify the Measurement System in This Scenario

Test your measurement, data display, and interpretation knowledge with PTB co-founder Dana Meller as she discusses one specific measurement system that measures the effect of the behavior after its occurrence. Here, Dana details the two ways someone could implement this type of measurement system, provides examples of scenarios and a variety of corresponding measurement methods, and highlights some of the pros of utilizing this type of measurement system.

Refer to BCBA® Task List (5th ed.) Section C-2: Distinguish among direct, indirect, and product measures of behavior.

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Test your ABA Terminology ➠ Fundamental Properties of Behavior Change

Test your ability to interpret graphed data with PTB co-founder Dana Meller. Here she explains the three fundamental properties of behavior change, focusing on one specific property akin to an average or median. Included are descriptions of level, trend, variability, and the y-axis.

Refer to BCBA® Task List (5th ed.) Section C-11: Interpret graphed data.

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Test your ABA Terminology ➠ Derivative Measures Explained

Put your knowledge of occurence measurement to the test with PTB co-founder Dana Meller as she discusses the two types of derivative measures, and each of their defining features and applications. Dana focuses on the derivative measure used for comparing two or more procedures, teaching clients new skills, evaluating mastery over a class of concepts, and the various measurement methods.

Refer to BCBA® Task List (5th ed.) Section C-6: Measure trials to criterion.

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Test your ABA Terminology ➠ Cumulative Record Calculations

PTB co-founder Dana Meller reviews a question about using cumulative records and their significance in behavior analysis. Learn how to utilize cumulative graphs to track behavior over specific time periods and measure and calculate response rates for insightful data analysis.

Refer to BCBA® Task List (5th ed.) Section C-11: Interpret graphed data.

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Test your ABA Terminology ➠ Confounding Threats to Internal Validity

Test your knowledge of measurement confounds with PTB co-founder Dana Meller as she discusses one of the four types of threats to internal validity, with corresponding examples.

Refer to BCBA® Task List (5th ed.) Section C-8: Evaluate the validity and reliability of measurement procedures.

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Questing for the Gold Standard of IOA Agreement

PTB co-founder Dana Meller discusses Interobserver Agreement (IOA) and its significance in behavior analysis. Discover the desired percentage of agreement for IOA and its role in increasing data credibility and evaluating intervention effectiveness.

Refer to BCBA® Task List (5th ed.) Section C-8: Evaluate the validity and reliability of measurement procedures.

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Let’s Break Down a BCBA® Mock Exam Question: Broadening the Scope of Trials-to-Criterion Measurements

PTB co-founder Dana Meller breaks down a BCBA® mock exam question about measurement used to derive trials to criterion data. Dana explains how this measurement can be a powerful tool in understanding and improving behavior performance across different dimensions.

Refer to BCBA® Task List (5th ed.) Section C-6: Measure trials to criterion.

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Dana Do’s: Why IOA Math Should Not Intimidate You

PTB co-founder takes some of the fear out of the interobserver agreement math with simple tips that can help narrow your discrimination.

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