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Testing claims regarding proportions

Testing claims regarding proportions

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Author: Bob Kibler
Description:

You will be able to

  • Use a sample to test a claim regarding a proportion about a population 
  • summarize the results clearly

FACTS

  • All proportion tests use a normal curve ( z-score)
  • critical values are based on the significance llevel
  • steps are the same as testing means
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Tutorial

Introduction

Example #1

Example #2

Examples

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