Interpreting graphed data is an important skill to have, for the BCBA® exam and beyond. A fundamental part of this is the level line. PTB founder Dana Meller breaks down both methods for establishing a level line and when to use them.
Dana Do’s: Mean or Median? Choosing the Right Level Line to Interpret Graph Data Read More
Being able to discriminate good operational definitions is essential, especially when it comes to correctly answering exam questions. PTB founder Dana Meller breaks down the three characteristics of operational definitions and shares a handy acronym to help make it more memorable.
Dana Do’s: Three Characteristics of Operational Definitions Read More
If you’re looking for data on how long a behavior occurs, duration is the name of the game. However, as PTB founder Dana Meller explains, there are two methods for ensuring and reporting duration that future BCBA®s need to know.
Dana Do’s: Two Procedures for Calculating Duration Read More
ABA has multiple types of validity—internal, external, social, and measurement validity—but how do you keep them straight? PTB founder Dana Meller can help.
Dana Do’s: Understanding All the Types of Validity in ABA Read More
It’s all too easy to mix up continuous and discontinuous measurement procedures. Need some help discriminating between the two? Get clarity with help from PTB founder Dana Meller.
Dana Do’s: What’s the Difference Between Continuous and Discontinuous Measurement? Read More
PTB co-founder takes some of the fear out of the interobserver agreement math with simple tips that can help narrow your discrimination.
Dana Do’s: Why IOA Math Should Not Intimidate You Read More
The result of measuring a quantifiable aspect of behavior, used to assess and evaluate behavior and behavior analysis-based services.
A line that connects successive data points within a specific phase of treatment or condition on a graph.
Specific symbols on a graph that represent the measurement of a behavior, recorded during a specific observation period.
A real-time measurement of a behavior as it is occurring, resulting in each instance of the observed behavior being recorded.
A measurement procedure in which a sample of a target behavior is recorded during a specific period of time, instead of every instance of the behavior.