Variance is a widely used statistical concept that measures the dispersion of a set of data points around their mean value. In other words, it calculates how far apart the data points are from the ...

Variance is a key statistical measure that represents the degree of spread or dispersion in a dataset. It quantifies how much individual data points differ from the mean (average) value of the dataset ...

Variance is a statistical measure used to determine the dispersion or spread of values within a data set. It is commonly used in various fields like finance, economics, and scientific research to ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. David Kindness is a Certified Public Accountant ...

This article was originally published on Built In by Eric Kleppen. Variance is a powerful statistic used in data analysis and machine learning. It is one of the four main measures of variability along ...

A stock's historical variance measures the difference between the stock's returns for different periods and its average return. A stock with a lower variance typically generates returns that are ...

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds, ...

Financial variance is the difference between budgeted and actual spending. Positive variance means spending less, negative indicates overspending. Regular monitoring reduces surprises and improves ...