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Unit 3: Inference for Categorical Data: Proportions

Carrying Out a Test for the Difference Between Two Population Proportions

Compute the pooled z statistic and p-value for p1 - p2, interpret the p-value assuming equal proportions, and write the conclusion in context.

Topic 3.13 · 8 min read

This lesson comes with the AP Statistics plan

In this lesson

  1. 01The test statistic
  2. 02The p-value and what it means
  3. 03Decision and conclusion
  4. 04Worked examples
  5. 05Where students lose points
  6. 06On the exam

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