Estimate lines of best fit to make and test conjectures. 0806.5.7

Links verified on 1/29/2010

1. Line of Best Fit - using graph paper and a strand of spaghetti (uncooked) [This expired page is brought to you by the Internet archive, the Wayback Machine.]
2. Line of Best Fit - using a graphing calculator [This expired page is brought to you by the Internet archive, the Wayback Machine.]
3. Line of Best Fit - This activity (from Illuminations) allows the user to enter a set of data, plot the data on a coordinate grid, and determine the equation for a line of best fit.
4. Line of Best Fit Applet - you can enter up to 10 points in the given chart
5. Line of Best Fit Explanation - [format: discussion between student and mentor] why the line of best fit does not always touch as many points as possible on a scatter plot
6. Linear Regression and Excel - suggestions on making graphs displaying linear regression as well as making modifiations to the trend lines.
7. Regression - Plot a bivariate data set, determine the line of best fit for their data, and then check the accuracy of your line of best fit
8. Scatter Plot and Line of Best Fit - use interactive grid to create your own scatter plot(s)
9. Using a Graphing Calculator to Display the Line of Best Fit - specific to the TI-83+/84+ graphing calculator
10. Using Excel to Display a Scatterplot - this step by step module, written by Internet4Classrooms, shows how to display a line of best fit (called a trend line in Excel)