Setup plot

Plot the graph

Draw the regression curve

8.Change the plotting range to ensure all the data points are plotted (and select a different point mark, if you wish).

SETUP-PLOT

7

100 4000

9. Plot the graph.

10.Draw the regression curve (a curve to fit the data points).

This draws the regression line for the best linear fit.

Display the equation for best linear fit

11.Return to the Symbolic view.

12.Display the equation for the best linear fit.

to move to the FIT1 field

The full FIT1 expression is shown.

The slope (m) is 425.875. The y-intercept (b) is 376.25.

8-4

Statistics aplet