A Study in... Environmental Education

Colleges and universities are often looking at their degree programs and course offerings to see what changes may need to be made.  Implementing new courses and programs is a big undertaking for a university and careful consideration must be…

Using Data to Study Exercise For People with Mental Illness

Exercise is well-known to have beneficial effects on many aspects of health, including the heart, lungs, muscles, and bones. Exercise is also good for those with mental illnesses. Nurses are on the front lines of treating patients with mental…
Sampling Data

What are Non-Parametric Statistical Tests?

There are two broad categories of statistical tests:  parametric and non parametric statistical tests. In most introductory and general statistics courses, parametric tests are discussed, in particular z-tests, t-tests, analysis of variance,…