Education Technology

Determining Sample Size for a Given Margin of Error

Published on 02/27/2004

Activity Overview

This set contains questions about statistics involving how to choose a sample size to fit a desired maximum error bound. The student learns to do this on confidence intervals for proportions as well as confidence intervals for means.

Before the Activity

Download the attached LearningCheck™ file to students' calculators.

During the Activity

This LearningCheck™ appvar can be sent to your class using TI-Navigator™.

After the Activity

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