The empirical rule describes how points are clustered in a normally-distributed data set. It states that 95% of data fall ...

The extent to which products meet specifications needs to be systematically monitored in a production process. Product quality will typically be defined by two quantities: deviations from stated ...

While Excel is useful for many applications, it is an indispensable tool for those managing statistics. Two common terms used in statistics are Standard Deviation and ...

According to the empirical rule, that's 99.7% of the data. Three sigma refers to business application processes that operate efficiently and produce high-quality items. Three sigma limits ... is set ...