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Understanding Distributions of Data - Pet Food Manufacturing

Component ID: #ti2096954337

Activity Description

Students will analyze raw data and graphical representations about businesses in each U.S. state that manufacture dog and cat foods. Students will use these various data formats to determine the center, shape, spread, and outliers of the data distribution.

Component ID: #ti833453040

Suggested Grade Level


Component ID: #ti833453039

Approximate Time Required

45-60 minutes

Component ID: #ti833453038

Learning Objectives

  • Students will be able to describe a data distribution by its center, shape, spread, and outliers.
  • Students will be able to compare different data formats (including graphs) of a data distribution.

Component ID: #ti833453037

Materials Required

  • The student version of this activity, 19 pages
  • Calculators

Component ID: #ti833453036

Activity Items

The following items are part of this activity. Items, their data sources, and any relevant instructions for viewing
the source data online appear at the end of the teacher version.

  • Unsorted Raw Data, Dog and Cat Food Manufacturers by State, 2012
  • Sorted Raw Data, Dog and Cat Food Manufacturers by State, 2012
  • Dot Plot of Data
  • Histograms of Data With Varying Intervals
  • Box Plot of Data
  • Dog and Cat Food Manufacturers With 0 to 4 Employees, by State, 2012

Teacher Notes

Blooms Taxonomy

Blooms Taxonomy

Students will understand different graphical representations of data sets and will analyze a data set’s center, shape, spread, and outliers.


Middle School Math


  • Box plots
  • Center
  • Dot plots
  • Histograms
  • Outliers
  • Shape
  • Spread

Skills Taught

  • Interpreting a data distribution using a graphical representation
  • Comparing data distributions
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