Check Points
Description:
A Check points is a structured, prepared form for collecting and analyzing attribute data. You can use this generic tool wide variety of purposes. This tool is also called tally sheet .
When to Use :
• When data can be observed and collected repeatedly by the same person or at the same location.
• When collecting data on the same frequency or patterns of events, problems, defects, defect location, defect causes, etc.
Procedure:
1. Decide the observed event or problem. (for example telephone interruptions)
2. Determine the collected data and for how long. (lets say 5 days)
3. Design the form. Set it up so that data can be recorded simply by making check marks .
4. Label all spaces on the form.
5. Each time the targeted event or problem occurs, record a check mark on the check sheet.
Example:
The figure below shows a check sheet used to collect data on telephone interruptions. The talley marks were added as the operator collected data over one week.
