Skip Header

The 2020 Census, Next Steps and a Heartfelt Thanks. Read More.

Parents, caregivers and teachers: Explore this page for at-home or distance learning activities.

Interpreting Dot and Box Plots - How Has the U.S. House of Representatives Changed Over Time?

Component ID: #ti621579451

Activity Description

Students will create frequency tables, dot plots, and box plots using census data to learn how each state’s number of members in the U.S. House of Representatives changed between 1940 and 2010. Students will also briefly examine a color-coded map to learn how apportionment changed in each state from 2000 to 2010.

Component ID: #ti337395274

Suggested Grade Level

6

Component ID: #ti337395273

Approximate Time Required

60 minutes


Component ID: #ti337395272

Learning Objectives

  • Students will be able to create frequency tables, dot plots, and box plots from data.
  • Students will be able to compare, interpret, and analyze dot and box plots by focusing on the center, shape, and spread of the distributions.
  • Students will be able to summarize changes in the number of seats in the U.S. House of Representatives allocated to each state between 1940 and 2010.

Component ID: #ti337395271

Materials Required

  • The student version of this activity, 10 pages; it contains images that should be printed in color.
  • Teacher computer with Internet access and a projector to display web sites
  • Rulers

A graphing calculator or other graphing technology (e.g. Microsoft Excel) is optional.

Component ID: #ti337395270

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 this teacher version.

  • Apportionment of the U.S. House of Representatives Based on the 2010 Census
  • Number of Seats in the U.S. House of Representatives for Each State in 1940 and 2010

Teacher Notes

Blooms Taxonomy

Creating
Blooms Taxonomy

Students will create and analyze frequency tables, box plots, and dot plots.

Subject

Miiddle School Math

Topics

  • Box plots
  • Center
  • Dot plots
  • Shape
  • Spread

Skills Taught

  • Analyzing data
  • Creating a box plot
  • Creating a dot plot
  • Creating frequency tables
Back to Header