Statistics for Data Science

Introducing statistical regression

As promised, let's get going in this chapter with a section that provides a clear explanation of what statistical regression is.

For starters, statistical regression is also routinely referred to as regression analysis and is a process for estimating the relationships among variables. This process encompasses numerous techniques for modeling and analyzing variables, focusing on the relationship between a dependent variable and one (or more) independent variables (or predictors).

So specifically, regression analysis is the work done to identify and understand how the (best representative) value of a dependent variable (a variable that depends on other factors) changes when any one of the independent variables ...