Linear regression is a powerful and long-established statistical tool that is commonly used across applied sciences, economics and many other fields. Linear regression considers the relationship ...

Linear regression (also called simple regression) contains only two variables: the independent variable and the dependent variable. Multiple regression contains both linear and nonlinear ...

In the more realistic scenario of dependence on several variables, we can use multiple linear regression ... For example, muscle mass might be a lurking variable with a causal effect on both ...