Demonstations to help
students foster an understanding of the variance for data sets. Click
the desired button. These demos require the Flash
6 player, a free download.
Create a histogram
and show the variance.
Show the mean,
variance, and correlation of self-selected data points.
Understanding variance
by creating data sets .
For grade data
show a histogram and show the variance. With this example we can paste
data from the clipboard.
Compiling a piechart.
Finding angles and percentages of the whole.