Enter the number of data points to be plotted in the inputbox.[br]Enter the value of each data point in the inputboxes. The graph will automatically update as points are entered.[br]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.[br]The 'Show Slope and Y-intercept' box will display the slope and the y-intercept of the line.[br]The 'Show Error & MSE' box displays the actual value minus the calculated value and displays the Mean Square Error (MSE).

Jerel L. Welker[br]Lincoln Public Schools[br]Lincoln, NE[br]jwelker@lps.org