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Statistics · Chapter 7 · Lesson 7.7 · Printable PDF

Interval for a Difference of Proportions Worksheet with Answer Key

5 problems on interval for a difference of proportions. 3 pages, with a worked answer key.

5 problems3 pagesanswer key
Printable Interval for a difference of proportions worksheet with answer key - Statistics (Page 1 PDF preview)
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Try one first: a free Chapter 1 worksheet (PDF, no sign-in).

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What's on the worksheet

  1. State A has about 24,000 highway bridges and State B about 15,000.
  2. A marine survey team compares two coves (made-up data).
  3. A newspaper company publishes a local paper in each of two counties (made-up data).
  4. An animal shelter has 240 cats ready for adoption this season (made-up data).
  5. A state apiary registry lists more than 3,000 beehives in each of two counties (made-up data).

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The free lesson teaches it with worked examples and practice problems.

Interval for a difference of proportions: the lesson ›

More Chapter 7 worksheets: Inference for proportions: confidence intervals