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Search > Learning Exercise Results > Slope and Y-intercept

Learning Exercise: Slope and Y-intercept

Slope and Y-intercept
This assignment was created by Sue Bertelson of Brookings High School, Brookings, South Dakota. It demonstrates the relations of the least squares procedure to the regression line associated with a set of data points.
Course: Algebra, Modeling


Submitted by:
Kurt Cogswell
Date Last Modified:
July 23, 2004




  • College General Ed
  • High School


Least squares, regression line, slope, y-intercept


Linear equations

Learning Objectives

Students will plot data points. Students will interpret the positive slope of a line as a rate of change. Students will interpret the meaning of a line in the context of real life data. Students will be introduced to the least square regression line.

Type of Task

  • Individual
  • Student-centered
  • Supplemental activity
  • Team
  • Unsupervised