http://www.shodor.org/interactivate/activities/Histogram/?version=1.5.0_16&browser=safari&vendor=Apple_Inc.&flash=10.0.22

Go to that WEBSITE LINK : http://www.shodor.org/interactivate/activities/Histogram/?version=1.5.0_16&browser=safari&vendor=Apple_Inc.&flash=10.0.22

On the website go to the graph

GO THE GRAPH AND CHANGE THE INTERVAL VALUES

Put in interval values of 10, 20, and 50

ANFTER THAT ANSWER THESE 2 QUESTIONS IN SHORT ANSWER

1: Which do you think is most appropriate and why?

2: Would you choose different parameters depending on whether you wanted to make a point about scores being relatively uniform, or that higher scoring students are relatively unusual