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 ...

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 ...

Microsoft Excel is a popular platform that consists of features, such as calculation, graphing tools, pivot tables, and a macro programming language known as Visual Basic for Application (VBA). Users ...

Steven Nickolas is a writer and has 10+ years of experience working as a consultant to retail and institutional investors. Gordon Scott has been an active investor and technical analyst or 20+ years.

Rate of return and standard deviation are two of the most useful statistical concepts in business. These two figures will tell you whether a business project is worth the investment and trouble, given ...

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

Standard deviation describes how much variability—or fluctuation—exists within a data set. The standard error of the mean (SEM) indicates how accurately a data set represents the true population by ...

Choosing a roster with Matt Schaub, Adrian Peterson, Jamal Lewis, and Chad Johnson might win you four or five weeks by a large margin, but you'll lose all the weeks those four put up single digits. In ...