Graph data sets and use a line to model the data
Enter the number of data points to be plotted in the inputbox.
Enter the value of each data point in the inputboxes. The graph will automatically update as points are entered.
The 'Show Line' box will show a line on the graph. Use the 'Move' tool to move the points on the line to fit the data.
The 'Show Slope and Y-intercept' box will display the slope and the y-intercept of the line.
The 'Show Error & MSE' box displays the actual value minus the calculated value and displays the Mean Square Error (MSE).
Jerel L. Welker
Lincoln Public Schools
Lincoln, NE
jwelker@lps.org