Which data sheet should you use?
Start from the question: accuracy, help needed, how often, how long, or what came before and after.
- Trial-by-trial (discrete trial): did the person respond correctly on each opportunity? Correct, incorrect or prompted.
- Prompt level: how much help was needed, from full physical to independent?
- Frequency: how often does it happen? Tally occurrences in a set time to get a rate.
- Duration: how long does it last? Start and end times of each episode.
- Latency: how long before the person starts? Time from instruction to response.
- Interval: did it happen in each interval? Partial, whole or momentary methods.
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Start from what you need to know, then pick the sheet.