Education Technology

Scatterplots and Correlation with TI-89

Published on 10/17/2008

Activity Overview

Students input data relating the values of one variable associated with values of another and use these data to generate a scatterplot. From the scatterplot, they determine whether there is a correlation between the two variables and calculate the correlation coefficient.

Before the Activity

Please see the attached PDF for more details.

During the Activity

Please see the attached PDF for more details.

After the Activity

  • Review student results
  • As a class, discuss questions that appeared to be more challenging
  • Re-teach concepts as necessary