Scatter Plots and Lines of Fit

Lesson Prep

Lesson Details

• Duration: 50 minutes

• Learning Goal: Understand how to write linear functions that provide a reasonable line of fit for data.

Prework

• Consider joining our free online workshop to explore 3 Act Math more in depth

Answer Keys

• Link to Answer Keys

Classwork

• 3 Act Math - Beats to West

• Warm Up/Task Handout

  • Beat Data Graph

• Connection Handout

Finished Early?

• Algebra by Example

Standards

Common Core

• HSS.ID.B.6 – Represent data on two quantitative variables on a scatter plot, and describe how the variables are related.

• HSS.ID.B.6.C – Fit a linear function for a scatter plot that suggests a linear association.

TEKS

• A.4(B) – compare and contrast association and causation in real-world problems

• A.4(C) – write, with and without technology, linear functions that provide a reasonable fit to data to estimate solutions and make predictions for real-world problems