Ducksters
Ducksters: Kids Math: Mean, Median, Mode, and Range
Define these terms with this website: mean, median, mode, and range. Learn how they work, terms, tricks, and examples.
PBS
Pbs Learning Media: Restocking Shoes
In this video from Cyberchase, Bianca uses data on past shoe sales to help her decide what quantities of each size she should order in the next shipment.