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