Learn how to calculate Value at Risk (VaR) to effectively assess financial risks in portfolios, using historical, variance-covariance, and Monte Carlo methods.

The following article will show you, step-by-step, how to calculate the historical variance of stock returns with a detailed example.

Below, we'll go through the simple process of calculating financial variance and the more difficult question of how to work with the results.

You're calculating historical variance. What is your "history" -- i.e., what is the time period for which you want to calculate the variance: 30 days, six months, 30 years, and so on?

Learn about how price and cost affect a company's gross profit margin and how variance can be calculated based on changes in these two variables.

How to calculate revenue and expense variance to the budget Before analyzing what budget variances mean, they must first be calculated.

How to Calculate Variance in OpenOffice. 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 ...