A good data set to explore linear regression is analyzing the relationship between the number of spaces a property is from GO and the cost of that property (on a classic Monopoly board). This is actually a TI-Nspire activity which can be found on their
Graphing Calculator Reference Sheet: Linear Regression
This graphing calculator reference sheet on linear regression, guides students step-by-step on how to create a scatter plot, graph it, find the linear equation, and graph the line of best fit. (2 versions included for different graphing techniques)
Statistics Linear Regression with Applications TI 83 84
This easy to follow handout helps you teach your students to use the TI 83 - 84 Graphing Calculator to enter data into lists, create a linear regression equation and to plot the equation along with the data. Also included is a three page worksheet with five real world examples. Great for Algebra, College Algebra, Statistics, AP and Regular, and for the new SAT. Support for newer OS of the TI 84.