Celeste observes her client and marks whether or not a behavior is occurring at the end of a designated interval. Celeste is using Momentary Time Sampling
Discontinuous data collection involves marking only a sample of behavior during an observation. This can be done by dividing an observation into equal duration intervals, and scoring the occurrence or nonoccurrence of behavior within each interval and so on.
Types of discontinuous data collection include Partial Interval Recording, Whole interval recording, Momentary Time Sampling, Planned Activity Check.
Momentary Time Sampling involves marking the interval if the behavior occurs at a designated point.
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