The Picture Exchange Communication System (PECS) Is

question 4

Multiple Choice

The Picture Exchange Communication System (PECS) is

• A) a point system through which students with autism can earn reinforcers for good behavior.
• B) a chart system used by children with autism that depicts the schedule of daily classroom activities.
• C) a communication system based on teaching nonverbal children to request information, actions, or objects.
• D) sets of pictures grouped into categories, such as family and school, which are used to teach social skills to children with autism.

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Definitions:

Relative Frequency Distributions

These distributions show the proportion of observations within a dataset that belong to different categories or intervals.

Discrete Data

Data that can only take specific values and are countable, often representing categories or counts.

Time Series Data

Data collected or recorded at regular intervals over a period of time, allowing for the analysis of patterns, trends, and forecasting.

Line Chart

A type of chart that displays information as a series of data points connected by straight line segments, commonly used to visualize trends over time.