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Updated: Aug 7, 2026
07:13
A Two-interval Forced-choice Task for Multisensory Comparisons
Published on: November 9, 2018
A comparison of frequency, interval, and time-sampling methods of data collection
A C Repp1, D M Roberts, D J Slack
1Georgia Retardation Center.
Journal of Applied Behavior Analysis
|January 1, 1976
Summary
Time-sampling is an inaccurate method for estimating response rates. Interval recording accurately captures low and medium rates but underestimates high rates.
Area of Science:
- Behavioral science
- Psychometrics
Background:
- Accurate measurement of behavior is crucial in research and practice.
- Different data collection methods may yield varying representations of response rates.
Purpose of the Study:
- To compare the accuracy of time-sampling, interval recording, and frequency recording.
- To determine if these methods represent high, medium, and low response rates similarly.
Main Methods:
- Generated data with high, medium, and low response rates using electromechanical equipment.
- Collected data using time-sampling, interval recording, and frequency recording.
Main Results:
- Time-sampling provided highly inaccurate estimates of responding.
- Interval recording accurately represented low and medium response rates.
- Interval recording significantly underestimated high-rate responding.
Conclusions:
- Time-sampling is not a reliable method for quantifying response rates.
- Interval recording is suitable for low to medium response rates but not high rates.
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