Regression is a statistical tool used to understand and quantify the relation between two or more variables. Regressions range from simple models to highly complex equations. The two primary uses ...

Before we learn how to perform multivariate regression ... dependent variable. However, as we have discussed above, sometimes there can be more than one independent variable in the equation.

Statisticians typically use the least squares method (sometimes known as ordinary least squares, or OLS) to arrive at the geometric equation ... regression analysis of two or more independent ...

Multicollinearity exists when there is a correlation between multiple independent variables ... is a tool to help identify the degree of multicollinearity. Multiple regression is used when a ...

Understanding one of the most important types of data analysis. by Amy Gallo You probably know by now that whenever possible you should be making data-driven decisions at work. But do you know how ...