Draw qualitative graphs (trend graphs) of functions and describe their general shape/trend. 0806.1.2

Links verified on 7/23/2014

1. Add a Trend Line to a Chart - Mr. Excel has tips for displaying a trend graph
2. Examples of Trend Graphs - presented by Project Feeder Watch, select a species and see trend graphs
3. Global Temperature Trends from 2500 B.C. to 2040 A.D. - interesting graph at the bottom of this page in the form of a timeline
4. Graphing Data and Curve Fitting - good suggestions on entering data, displaying a trend line and making modifications to the line
5. Historical Trend Graphs - several tutorials about using cancer data to make trend graphs
6. Line of Best Fit
   1. Line of Best Fit - using graph paper and a strand of spaghetti (uncooked)
   2. Line of Best Fit - using a graphing calculator
   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. Using a Graphing Calculator to Display the Line of Best Fit - specific to the TI-83+/84+ graphing calculator
7. Trend Graph (Weekly Report) - select one of eighteen diseases and create trend graphs [from the Infectious Disease Surveillance Center]
8. Weather Trend Graphs - trend graphs showing weather for Whittier, North Carolin