Education Technology

Confidence Intervals for Proportions

Activity Overview

This set contains questions about statistics regarding confidence intervals for proportions. Students analyze the relationship, concerning proportions, between confidence levels and the length of confidence intervals.

Before the Activity

  • Download the attached LearningCheck™ file to students' calculators.
  • Students should have access to either the TI-83 Plus or TI-84 Plus family of calculators or the TI-89/TI-89 Titanium.
  • During the Activity

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

    After the Activity

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