Mathematics

Tutorials

Central tendencies
Introduction to statistics: range, mean, median, and mode. Tutorials and exercises.
Mean, median and mode
Mean, median and mode explained in a discussion style format.

A mean story!
A source of many real life situations which could be investigated further.
Descriptive statistics
A summary of terms used in summary statistics including examples and a quiz with a link to discussion of the solution.
Introductory statistics
A collection of real situations collected by Addison Wesley Longman to develop understanding in statistics by analysing real data and interacting with graphical demonstrations of statistical concepts.
Project Interactive: Statistics and probability
A collection of simulations on probability, conditional probability, sampling, expected value, statistics, histograms, boxplots and normal curve.