A control chart plots measured values along with upper and lower quality control limits. Values appearing outside these limits are unacceptable and could indicate a manufacturing problem. Although ...

Microsoft Excel is designed to organize and interpret small and large amounts of data. Building a curved graph in Excel based on X and Y data points is fairly simple. You begin by adding the data ...

Many Excel tools are optional extras, but these six are essentials I rely on in every workbook.

Excel's conditional formatting data bars seem easy to use, but they can cause more problems than they solve, creating a "rule rot" mess and causing a massive lag in large worksheets. Switching to the ...