In this article, you'll learn the basics of simple linear regression, sometimes called 'ordinary least squares' or OLS regression—a tool commonly used in forecasting and financial analysis. We ...

The other key result is the correlation of the two. Regression statistics will typically include an R-squared value. The closer to 1 this is, the stronger the correlation between the returns of ...

With a correlation that low, there will be some mean regression at work. Think of it this way. Seven door-to-door salesmen go out and sell as many vacuum cleaners as they can on a Sunday.

A Refresher on Regression Analysis. Understanding one of the most important types of data analysis. by Amy Gallo. November 4, 2015. uptonpark/iStock/Getty Images. Leer en español Ler em português.

VIF measures the strength of the correlation between the independent variables in regression analysis. This correlation is known as multicollinearity, which can cause problems for regression models.