Confidence Intervals for a Population Proportion

What this note covers

1. From Sample to Population: The Core Problem
2. The 95% Confidence Interval Formula
3. Interpreting a Confidence Interval Correctly
4. Evaluating Claims About a Population Proportion
5. The Effect of Sample Size and Margin of Error
6. Conditions and Assumptions
7. Exam Technique and Common Exam Formats

7 sections · 12 key terms & formulas · 6 common mistakes