To understand the different levels of measurement and the arithmetic operations that can be performed on them
Release Date: 01 September 2003
An explanation of the statistical operations that can be performed on the different levels of measurement. This resource has been re-purposed and an HTML5 version has replaced the original version.
Release Date: 13 January 2017
An introduction to probability, and the probability of sample errors affecting research results.
Release Date: 10 October 2016
Outlining the distinction between qualitative and quantitative methods of doing research.
Release Date: 13 February 2017