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Statistics in Schools is a free Census Bureau program that uses the data to create resources for K-12 students in a variety of subjects.
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Activities Overview Math History/Social Studies Geography Sociology English Home and Distance Learning Activities Grades K - 2 Grades 3 - 5 Grades 6 - 8 Grades 9 - 12
Apportionment Resources Constitution Day Data Access Tools Fun Facts Games Historical Documents and Images Kahoot! Games Learn About the Decennial Census Maps Monthly Highlights Videos Visualizations Warm-Up Activities
Overview Math History Geography Sociology English
About Us Program Benefits Census 101 for Students Teacher's Guide to Tools Newsroom Partner with SIS Contact Us

Over the Hill - Aging on a Normal Curve

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Over the Hill - Aging on a Normal Curve

Activity Description

hm2_160

Students will use census data from a sample of 136 U.S. counties and other sample data to make estimates about the U.S. population that is 65 or older in all other counties and about other variables, using normal distribution models.

Suggested Grade Level

11-12

Approximate Time Required

30-45 minutes

Learning Objectives

  • Students will be able to estimate percentages based on a normal distribution using the “empirical rule.”
  • Students will be able to use a data set’s mean and standard deviation to fit it to a normal distribution.

Materials Required

  • The student version of this activity, 12 pages
  • Calculators

Activity Items

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

  • Percentage of Population Aged 65 and Older
  • Percentage of Family Households
  • Average Hours of Student Sleep on a School Night

Download Teacher Version
Download Student Version

Additional Information

web A Diverse Aging Population
web An Aging World

Teacher Notes

Blooms Taxonomy

Evaluating
Blooms Taxonomy

Students will engage with, evaluate, and analyze mathematical problems involving normal models.

Subject

High School Math

Topics

  • Empirical rule
  • Histograms
  • Normal models
  • Proportions

Skills Taught

  • Identifying normality in a data set
  • Estimating percentages from a normal distribution
  • Making predictions
Page Last Revised - October 8, 2021
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