Topic: Unit 3: Inference for Categorical Data: Proportions

Exam-Style Free Response on Two-Proportion Tests

Statistical Versus Practical Significance in Group Comparisons

Writing a Conclusion for a Two-Proportion Test

Comparing Two Independent Random Samples With a Test

Running 2-PropZTest on the Calculator

Two-Sided Two-Proportion Test Example

Large Counts Using Expected Successes and Failures in Each Group

Finding the P-Value for a Two-Proportion Test

Common Errors With Two-Proportion Intervals

Two Independent Samples Versus Paired Data