Khan Academy on a Stick
Exploring the mean and median
Watch as we use a nifty interactive module to demonstrate how moving points along a number line can help us find the mean and median.
If the above player doesn't work, try this direct link.
Watch as we use a nifty interactive module to demonstrate how moving points along a number line can help us find the mean and median.
If the above player doesn't work, try this direct link.