Approximating a Line of Best Fit

You may be able to see patterns visually, but mathematics quantifies them. Here learners find correlation in scatterplots and write equations to represent that relationship. They fit a line to the data, find two points on the line, and write the equation of the line.

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CCSS: Adaptable
Instructional Ideas

  • Post the resource for absent pupils or those requiring extra instruction
Classroom Considerations

  • Builds directly from the previous lesson in the series
  • Learners should have an understanding of independent/dependent variable relationships prior to this lesson
Pros

  • Scaffolds instructions into manageable parts, making it easier for pupils to understand
Cons

  • Avoids use of context and application, which would make the process much more meaningful
Common Core