Each observation contains the diameter measurement and identification number for a particular engine. The variable ENGINE identifies the sequence of engines and is referred to as the subgroup-variable ...

An I-MR chart is a control chart used for process stability. It relies on continuous data. They only provide a single view of your current dataset. While some data are social creatures and get ...

In this module, you will learn how to define a process and break it down into components for the purpose of identifying potential sources of variation. You will learn how to classify variation into ...

The charger calibration package includes a calibration bottle, portable scale, individual and moving range chart, and a 30-day trial of Minitab™ statistical software. The JV004 calibration package ...

This post may contain links from our sponsors and affiliates, and Flywheel Publishing may receive compensation for actions taken through them. Apple Inc. (NASDAQ: AAPL) is the largest company by ...

Below we highlight our trading range charts for the S&P 500 and 20 other major indices around the world. In each chart, the light blue shading represents between one standard deviation above and below ...