Scatterplots and Stem-and-Leaf Plots

Is there a correlation between the number of cats you own and your age? Use a scatter plot to analyze these correlation questions. Learners plot data and look for positive, negative, or no correlation, then create stem-and-leaf plots to organize data and answer questions.

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CCSS: Adaptable
Instructional Ideas

  • Collect some data from your classes and analyze it similarly to the way the examples do
  • Use the provided resource to develop a lesson presentation
Classroom Considerations

  • Expects learners to be able to plot points efficiently
Pros

  • Builds understanding through use of context
  • Provides detailed, worked-out solutions for each example
Cons

  • Practice problems do not include data analysis of the scatter plots as taught in the lesson
Common Core