This three-part, ears-on lesson blends sound and visuals to help middle schoolers make sense of linear relationships.

It’s time to answer the age-old question of who would win between an Olympic sprinter, tortoise, car, you, and a volcano. Linear equations can be used to roughly see how you and other creatures stack ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

A locally most powerful test is developed for the hypothesis that a slope coefficient in a linear time series model is stable, against the alternative that the slope shifts exactly once somewhere in ...