## The Mean Median and Quartiles

In this video, I show you how to calculate the mean for a set of data, what it means and I also touch on deviation about a mean.

In this video, I show you how to construct a frequency table and how to calculate the mean for a set of discrete and continuous data which is presented in the form of a frequency table.

## Using a Casio fx calculator

In this video, you are shown how to draw a cumulative frequency curve and locate the median and calculate the interquartile range.