BACB Measurement and Data Collection 3

Question 1

Which data display feature describes the overall direction that data are moving over time (upward, downward, or flat)?

Accepted Answer

Trend

Answer

Level

Answer

Variability

Answer

Slope magnitude

Question 2

A behavior analyst records the number of intervals in which a behavior occurred out of the total intervals observed and converts to a percentage. What is this called?

Accepted Answer

Percent occurrence

Answer

Rate per minute

Answer

Duration percentage

Answer

Frequency count

Question 3

What is the term for the average value of data within a phase, used to summarize overall performance level?

Accepted Answer

Mean (mean level)

Answer

Median

Answer

Mode

Answer

Range

Question 4

Which scatter plot variant used in ABA identifies the times of day or conditions most associated with high rates of problem behavior?

Accepted Answer

Scatter plot (time-based)

Answer

Cumulative record

Answer

Bar graph

Answer

Histogram

Question 5

In data analysis, what does 'variability' refer to?

Accepted Answer

The spread or inconsistency of data points around a central value

Answer

The direction data are moving over time

Answer

The average level of behavior across a phase

Answer

The number of data points collected

Question 6

Which recording procedure is most appropriate for measuring a behavior that has a clear beginning and end and does not occur at very high rates?

Accepted Answer

Event (frequency) recording

Answer

Momentary time sampling

Answer

Interval recording

Answer

Whole-interval recording