Unit 3

Inference for Categorical Data: Proportions

15–25% of the multiple-choice section · about 30 class periods · 15 topics

Inference begins here, with proportions. Every interval and test in the course follows the pattern you learn in this unit.

Topics

  1. 3.1Estimators
  2. 3.2Sampling Distributions for Sample Proportions
  3. 3.3Constructing a Confidence Interval for a Population Proportion
  4. 3.4Justifying a Claim Based on a Confidence Interval for a Population Proportion
  5. 3.5Setting Up a Test for a Population Proportion
  6. 3.6p-Values
  7. 3.7Carrying Out a Test for a Population Proportion
  8. 3.8Potential Errors When Performing Tests
  9. 3.9Sampling Distributions for the Difference Between Sample Proportions
  10. 3.10Constructing a Confidence Interval for the Difference Between Two Population Proportions
  11. 3.11Justifying a Claim Based on a Confidence Interval for the Difference Between Two Population Proportions
  12. 3.12Setting Up a Test for the Difference Between Two Population Proportions
  13. 3.13Carrying Out a Test for the Difference Between Two Population Proportions
  14. 3.14Setting Up a Chi-Square Test for Homogeneity or Independence
  15. 3.15Carrying Out a Chi-Square Test for Homogeneity or Independence

Labs for this unit

Practice for this unit