A good tool to ask the right questions. A company's planned budget at the beginning of the year will always end up being different from how the year actually plays out. It's just impossible to predict ...

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 ...

Learn how to calculate and display variance inside Excel pivot tables. Perfect for financial analysis, reporting, and data ...

Variance is a statistical calculation that numerically describes the amount of variation in a data set. If values in a data set wildly fluctuate, variance would be high and predictions based on the ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Discover how to accurately calculate beta in Excel, understand its importance in finance, and ensure consistency by choosing ...