If you haven't read part one of my Improvement Ninja series, don't worry. Unlike The Godfather Part II, you don't need to see the preceding installment to make sense of this article. I continue my journey to enlighten newly initiated quality colleagues by discussing the check sheet, which is the second quality tool of the seven recognized by the American Society for Quality (ASQ).

For those not in the know about the seven quality tools, they are:
1. Cause and effect diagram
2. Check sheet
3. Control charts
4. Histogram
5. Pareto chart
6. Scatter diagram
7. Stratification

Granted, I will probably struggle as I talk about check sheets, partly because they may seem so simple and obvious. They are, but sometimes we need to discuss the obvious because to some, it might not be.

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