Population Parameters vs Sample Statistics

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Questions and Answers

Which of the following statements is true about population parameters and sample statistics?

  • Population parameters are calculated from a sample, while sample statistics are calculated from the entire population.
  • Population parameters and sample statistics are both calculated from the entire population.
  • Population parameters are calculated from the entire population, while sample statistics are calculated from a sample. (correct)
  • Population parameters and sample statistics are both calculated from a sample.

What is the main difference between population parameters and sample statistics?

  • Population parameters are more accurate than sample statistics.
  • Population parameters are only applicable to small populations, while sample statistics are applicable to large populations.
  • Population parameters are calculated using a different formula than sample statistics.
  • Population parameters describe the entire population, while sample statistics describe a subset of the population. (correct)

Why are population parameters important?

  • Population parameters provide a more accurate representation of the population than sample statistics. (correct)
  • Population parameters are only used in small-scale research studies.
  • Population parameters help to estimate sample statistics.
  • Population parameters are used to calculate standard deviation.

Which of the following best describes population parameters?

<p>Characteristics of the entire population (A)</p> Signup and view all the answers

What are sample statistics?

<p>Summary measures calculated from a sample (A)</p> Signup and view all the answers

Why are population parameters important?

<p>They help in making predictions about the population (A)</p> Signup and view all the answers

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