OQI > Process Improvement > Tools and Templates > Understanding the Process
If it is necessary to analyze a great deal of numerical data in order to understand the process, tools like scatter plots, run charts, control charts, and histograms can be very useful. A concise online resource with detailed step-by-step instructions for using these and other classic quality control charts and management tools is located at: http://www.skymark.com/resources/tools/management_tools.asp