This is the reason it is referred to as an “alternative hypothesis.” As an example: Null hypothesis: There is no relationship between mediation and the reduction of depression. Alternative ...

In the decades since its introduction, the neutral theory of evolution has become central to the study of evolution at the molecular level, in part because it provides a way to make strong ...

The first thing any scientist does before performing an experiment is to form a hypothesis about the experiment's outcome. This often takes the form of a null hypothesis, which is a statistical ...

A t-statistic is performed during a t-test. The resulting statistic is used to determine whether to accept or reject a null hypothesis. The core use of this statistic is for direct comparison ...