Education Technology

Work vs. Leisure

Activity Overview

Students will use lists of data and the correlation factor of various regressions to determine the best regression line.

Before the Activity

If you are using the TI-Navigator System with the TI-73 you will need the attached .pdf file.
Read Number of Hours vs. Leisure.doc for teacher directions. Send students lists years.8xl, leisure.8xl, and work.8xl. They will use these lists to create a scatterplot.

During the Activity

Hand students a copy of Linear Equation for Work Data.doc - and have them complete the learn check worleisure.edc. This will help the students work through the regression equations and determine the correct one.

After the Activity

Review student results:

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