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 ...

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 ...

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

When collecting sets of numeric data that represent sales, customer survey results or other business-related outcomes, you can divide your values in four segments called quartiles. These data ...

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 ...

Even the best budgets rarely turn out exactly the way that planners expect. Whenever you're planning in advance for a period of time, you'll inevitably make some mistakes in your estimates, and it's ...

System-wide measurements of gene expression by DNA microarray and, more recently, RNA-sequencing strategies have become de facto tools of modern biology and have led to deep understanding of ...

Most teams set a single percentage threshold across the board that’s simple but flawed. A 5% swing in a volatile revenue account might mean nothing, while a 2% movement in an accrued liabilities could ...