In science, a variable is something that can be changed, measured or controlled in an experiment. Scientists look at variables to understand how they affect things. A variable is any one of the things ...

Full factorial DOE, or Design of Experiments, is a method of designed experimentation. Using this method you manipulate the ...

Experimental design plays a crucial role in various research areas, providing a systematic framework for conducting experiments and obtaining reliable and interpretable results. Experimental design is ...

Instrumental variable (IV) methods for regression are well established. More recently, methods have been developed for statistical inference when the instruments are weakly correlated with the ...