How do I set a minimum review count per risk stratum within the available population?
Multiply population by the chosen sample percentage, round up, then apply the minimum and cap at population. This is an operational sample plan.
Open Review Sample BuilderTry the worked example
These are the example inputs from Review Sample Builder. Replace them in the tool to run your own case.
| Stratum | Population | Sample % | Minimum reviews |
|---|---|---|---|
| Critical | 18 | 30 | 8 |
| Routine | 120 | 5 | 3 |
Example result
14 records to review
Who uses this?
Quality assurance planner. The free online tool runs the calculation in your browser. To edit the files and use the tools offline in one business, see the €49 offline edition.
Where the idea came from
Set a minimum review count per risk stratum within the available population. The demonstration requires actual execution before work can be marked complete. Benchcraft designed this tool’s inputs, decision rule and example for this office task.
Original video