How to create a p-chart: Procedures for calculating control limits for defect rates in Excel and identifying abnormal days

Today's defect rate was 3%. Is that high, or is it just normal?” Even if you record the daily defect rate, you may find ...
Computerworld

Excel basics: Get started with charts and sparklines

Charts and sparklines are powerful data visualization tools in Excel. Here’s a guide to the most popular chart types in Excel and how to best use them. Microsoft Excel offers a plethora of tools for ...