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Line of Best Fit
This activity allows you to enter a set of data, plot the data on a coordinate grid, and determine an equation for a line of best fit.
An excellent site to review algebra--especially word problems.
All the facts you need and don't need.
Fact Monster
Linear Regression I
Mean and Median
This tool can be used to create a histogram for analyzing your data.
This link allow you to investigate the mean, median, and box-and-whisker plot for a set of data that you create.
This link allows you to investigate a regression line, also known as a 'line of best fit'.
Histogram Tool
Pythagorean Theorem
Purple Math