Lesson Plan

Describing Center, Variability, and Shape of a Data Distribution from a Graphical Representation

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What is the typical length of a yellow perch? Pupils analyze a histogram of lengths for a sample of yellow perch from the Great Lakes. They determine which measures of center and variability are best to use based upon the shape of the distribution to describe the length of the fish. 

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CCSS: Designed
Additional Tags
Instructional Ideas
  • Provide several histograms for the class to estimate means and medians
  • Review construction of dot plots, histograms, and box plots
Classroom Considerations
  • The class should be familiar with skewed shapes
  • The resource is the 20th segment in a 22-part unit
Pros
  • Denotes the sections that use the mathematical practices
  • Describes acceptable solutions to open-ended problems
Cons
  • None