At times it is desirable to have independent variables in the model that are qualitative rather than quantitative. This is easily handled in a regression framework. Regression uses qualitative ...

Research is the backbone of society's progress. Without it, there would be no new drugs, tech, etc. Basically, every trace of human progress could grind to a halt. However, research is only as good as ...

When some variables are quantitative and some qualitative in a response-surface context, standard designs may not be suitable. The reasons for this are illuminated. Some alternative designs are ...

As a researcher who has used a wide variety of methodologies, I understand the importance of acknowledging that we, as researchers, do not pick the methodology; rather, the research question dictates ...

Admittedly, this post is just one more attempt to avoid the inevitable: my last evaluation paper of the semester. In the next 48-hours, I need to create a draft outcome evaluation plan for my ...