In the thinking of *statistics* for experiments, scores are…

Error within ANOVA will increase when 

Exam rules. No off-camera devices allowed. If using your one…

In a factorial design such as 2X2, each cell or treatment co…

In a factorial design, the main effect of IVA

Samples are taken over and over and the mean of all the mean…

Nuisance variables cause

In the 2X2 study of depression (Alloy & Abramson, 1979), the…

More variation within groups will

To devise good Dependent Variables, scientists should…