If a relationship is linear, a change in one quantity by a fixed amount will always produce a fixed change in the other quantity. This is a good model for all sorts of real-world relationships.

Often, the intercept may not have any relevant interpretation. The value β is the slope of the regression line, also referred to as the regression coefficient, which is the expected change (either ...

There are five relationship stages: honeymoon, uncertainty, adjustment, acceptance, and commitment. Therapists explain how couples can navigate each stage.

If a relationship is linear, a change in one quantity by a fixed amount will always produce a fixed change in the other quantity. This is a good model for all sorts of real-world relationships.