Starting with the premise that you have independent and random groups of continuous data, you may use that data to answer ...

This is when you might need to use a non-parametric test to answer your statistical question. Non-parametric refers to a type ...

For example, responses to three related survey questions from the same group of individuals. These scenarios are different in reality, but are actually variations on the same statistical question that ...

Does a Statistical Finding Matter? Two Critical Questions to Ask In our book, Straightforward Statistics, Sara Hall and I introduce the concept of statistics by discussing two basic ways that we ...

The goal of the series is to increase awareness among clinical researchers of the different statistical questions as well as new approaches for discovery, development, and patient management in the ...