The word "linear" describes a special relationship between two variables – an input and an output. If a relationship is linear, a change in one quantity by a fixed amount will always produce a ...

Learn how to graph linear regression in Excel. Use these steps to analyze the linear relationship between an independent and a dependent variable.

This is a special type of linear relationship. As you increase the pounds you want to exchange, the number of dollars you get back increases in direct proportion – if I double the input I also ...