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Unit 3: Inference for Categorical Data: Proportions

Carrying Out a Test for a Population Proportion

Compute the z statistic and p-value for a one-sample z-test for a proportion, compare the p-value with alpha, and write a conclusion in context that earns full credit.

Topic 3.7 · 9 min read

This lesson comes with the AP Statistics plan

In this lesson

  1. 01The test statistic: distance from in standard deviations
  2. 02The p-value: from a table or from technology
  3. 03The significance level and the decision
  4. 04The four steps
  5. 05Worked examples
  6. 06Where students lose points
  7. 07On the exam

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