Using real data, the learner will make a scatter plot, add a movable line, find the linear regression equation and make predictions.
Before the Activity
Use this activity after you have taught how to find the line of best fit by hand.
Students should be familiar with slope-intercept form of an equation.
Reinforce the idea that slope is a rate of change.
During the Activity
Download the TNS file and make it available to students. Make copies of the handouts as needed.