In experimental design, a main effects plot is used in conjunction with ANOVA to examine differences among level means for one or more factors. It graphs the response mean for each factor level ...

Peter F. Thall, Richard Simon, Susan S. Ellenberg, A Two-Stage Design for Choosing among Several Experimental Treatments and a Control in Clinical Trials, Biometrics ...

Behavioral researchers are often faced with the problem of missing observations. Experimental mortality, the loss of Ss from treatment groups, can devastate the most carefully designed and controlled ...