Statistical Data Analysis Quiz
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Questions and Answers

What is the definition of point estimation?

  • The range of values in a confidence interval
  • Most likely value of the parameter (correct)
  • The average of multiple samples
  • A range of values with known likelihood of capturing the parameter

    • What does a 95% confidence interval (CI) indicate?

  • It captures 95% of the sample population
  • It captures the mean with 95% likelihood (correct)
  • It captures 95% of the parameter
  • It captures 95% of the CIs

    • What percentage of the CIs will capture the parameter in a 95% confidence interval?

  • 80%
  • 95% (correct)
  • 90%
  • 100%

    • What is the purpose of taking multiple samples from the sample population?

    <p>To derive a different 95% CI for each sample</p> Signup and view all the answers

    In interval estimation, what does a range of values with known likelihood of capturing the parameter represent?

    <p>A confidence interval (CI)</p> Signup and view all the answers

    What is the purpose of a 95% confidence interval (CI)?

    <p>To provide a range of values with a known likelihood of capturing the parameter</p> Signup and view all the answers

    What does a 95% confidence interval (CI) indicate?

    <p>It indicates the range within which the population parameter is likely to lie</p> Signup and view all the answers

    What is the reasoning behind a 95% confidence interval (CI)?

    <p>It is based on sampling distributions and captures the parameter with a known likelihood</p> Signup and view all the answers

    What does interval estimation represent?

    <p>A range of values with known likelihood of capturing the parameter</p> Signup and view all the answers

    What percentage of the CIs will capture the parameter in a 95% confidence interval?

    <p>95%</p> Signup and view all the answers

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