Mathematics

Tutorials

Linear Regression
An interactive application that draws a line, with the equation, through points placed on a number plane.
Median regression line
A step by step animation for drawing a median regression line.
Scatter plots
Scatter plots explained, using the line of best fit to make predictions.

Correlation Model
Board of Studies spreadsheet which allows the user to observe how changes to data point ordinates affect the line of best fit and the value of the correlation coefficient.
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.