Activity Detail
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Activity Overview

Students learn to solve a real-world problem in economics. Students get to understand how surveys often use a sample of people rather than all of the people involved. They also learn how to make decisions based on the results of a sample survey.

Before the Activity

  • See the attached PDF file for detailed instructions for this activity
  • Print pages 43 - 49 from the attached PDF file for your class
  • Review the four steps of problem solving with the students

    		•

    		During the Activity

    		Distribute the pages to the class.

    Follow the activity procedures:
  • Understand the problem and study the facts given
  • Make a plan on how to determine the number of hats the company should make in each size, color, and logo
  • Conduct a survey in class to determine the favorite colors, hat sizes, and favorite sports team
  • Discuss how surveys are made with a sample rather than all the people
  • Use the survey results to find out which hats will sell
  • Make a presentation of the survey results
  • Identify what information and how this information should be displayed in the presentation


    • Using pi
  • Use the calculator and the value of pi to find the circumference and diameter of a circle

    		After the Activity

    		Students evaluate each presentation.

  • Review student results
  • As a class, discuss questions that appeared to be more challenging
  • Re-teach concepts as necessary

    		Other Downloads




    view standards alignment
    view textbook alignment

    Subject Area:
    Math : Elementary Math : Algebraic Thinking
    Math : Elementary Math : Probability, Statistics and Data Analysis
    Math : Middle Grades Math : Problem Solving
    Math : Middle Grades Math : Probability, Statistics and Data Analysis
    Math : Middle Grades Math : Measurement

    Author:
    Texas Instruments

    Level:
    5-8, K-4

    Activity Time:
    60 Minutes

    Device:
    TI-15 Explorer™

    Apps:
     

    Software:
     

    Accessories:
     

    Other:
    This is Activity 7 from the EXPLORATIONS Book:
    A World of Mathematics: Activities for Grades 4, 5, and 6 Using the TI-15

    The following materials are required for this activity:

  • Poster paper for visual display
  • Chart-sized grid paper (optional or visual display)
  • Markers
  • Overhead projector or chalkboard
  • Paper, pencils


    • Report an issue with this activity