You don't need specialized software to graph something for your small business, such as annual report charts or monthly sales figures. Microsoft Word provides all the tools you need to make an ...

An alternative to the V-mask cusum chart is the one-sided cusum chart with a decision interval, which is sometimes referred to as the "computational form of the cusum chart." This example illustrates ...

A variable's measurement level determines the way it is treated in analyses. In the data window, measurement levels appear above the variable names, in the upper right portion of the column header.