Evaluate Relations with Scatter Plots: Regression and Correlation

Introduce the concept of a correlation coefficient using an interactive lesson. Learners begin by manipulating a correlation coefficient and watching a graph change to represent the new value. Questions help strengthen their understanding of positive and negative coefficients as well as the strength of the correlation.

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CCSS: Designed
Additional Tags
Instructional Ideas
  • Use the opening animation as a demonstration when introducing correlation coefficients
  • Incorporate the challenge questions with a smart response system or similar online technology
Classroom Considerations
  • Requires a free CK-12 account to access interactive resources
Pros
  • Provides hints within the challenge questions with helpful explanations
  • Allows learners to explore content at their own pace
Cons
  • None