The aim of this paper is to provide an overview of sample size estimations for the most frequent type of group studies that result in continuous, binary and ordered categorical outcomes. In recent ...

In this lab we’ll look at the population of all Massey students from last year and see how various statistics computed on a random sample change from sample to sample. The idea is that normally we ...

Define statistical power List the potential consequences of doing a study that has low power, and also a study that has too much power. Explain what a type 1 and type ...