Which observational method measures the occurrence of multiple target behaviors simultaneously?

The chosen answer, Planned Activity Check (Pla-Check), is employed to measure multiple target behaviors simultaneously by observing individuals during a specific period and recording their participation in designated activities. This method captures a snapshot of whether or not target behaviors are occurring across a defined group within a structured environment.

Pla-Check involves observing and documenting the presence or absence of specific behaviors as individuals engage in various activities. It allows therapists to gather data on how many individuals are participating in a target behavior at a set moment, providing insights into group dynamics and individual engagement in real-time.

In contrast, the other methods are more focused on singular aspects of behavior measurement. For instance, interval time-sampling records whether a behavior occurs during predefined intervals but typically does not capture multiple behaviors at once, limiting its application in studying simultaneous occurrences. Frequency count measures how often a specific behavior happens but requires tracking one behavior at a time, not multiple behaviors simultaneously. Duration recording focuses solely on how long a single behavior lasts rather than the occurrence of multiple behaviors. Thus, Pla-Check stands out as the most effective method for measuring multiple target behaviors at the same time.