Simple random sampling is the foundation for almost every method taught in introductory statistics classes. Many students, however, have difficulty understanding the difference between simple random ...

In a simple random sample, each individual in the population has an equal probability of being chosen. Additionally, each sample of size n has an equal probability of being the chosen sample. This ...

Stephen John Haslett is a member of the NZ Ministry of Health Covid-19 Expert Advisory Network. As a member of the Te Punaha Matatini research collaboration Richard Arnold receives funding from the ...