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Exploring Sampling Variability - Higher Education Attainment Across The United States

Component ID: #ti991609104

Activity Description

Students will explore the sampling variability in sample percentages of states and the District of Columbia where people aged 25 and older had a bachelor’s degree in 2014, to determine values over 30 percent.

Component ID: #ti546387775

Suggested Grade Level


Component ID: #ti546387774

Approximate Time Required

45-60 minutes

Component ID: #ti546387773

Learning Objectives

  • Students will be able to create dot plots of sample percentages.
  • Students will be able to use measures of variability to describe different distributions of random samples.
  • Students will be able to investigate sampling variability in sample percentages.

Component ID: #ti546387772

Materials Required

  • The student version of this activity, 18 pages
  • A printed version of the data cards in the teacher version of this activity
  • Scissors for each student

Component ID: #ti546387771

Activity Items

The following item is part of this activity. The item, its data source, and instructions for viewing the source data online appear at the end of this teacher version.

  • Data Cards

Teacher Notes

Blooms Taxonomy

Blooms Taxonomy

Students will apply their knowledge of proportions and percentages to create and analyze multiple distributions of sample percentages.


Middle School Math


  • Dot plots
  • Sample percentages
  • Sampling variability

Skills Taught

  • Creating a dot plot
  • Using measures of center and spread to describe distributions
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