Hypothesis Testing Quiz
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Questions and Answers

What is a hypothesis in the context of statistics?

  • A proven fact based on experimentation
  • A subjective opinion without any basis
  • A random assumption about the world
  • An educated guess about something testable in the world around you (correct)

    • What is the purpose of hypothesis testing in statistics?

  • To determine the exact value of a population mean
  • To prove that a hypothesis is always correct
  • To test the results of a survey or experiment for meaningful results (correct)
  • To eliminate the possibility of chance in experiments

    • What is the one-sample t-test used for?

  • To compare two independent samples
  • To analyze the variance within a single sample
  • To determine whether an unknown population mean is different from a specific value (correct)
  • To test the correlation between two variables

    • What type of data values are needed for a valid one-sample t-test?

    <p>Independent, continuous, obtained via a simple random sample from the population</p> Signup and view all the answers

    What is assumed about the population in a one-sample t-test?

    <p>The population is assumed to be normally distributed</p> Signup and view all the answers

    What type of data values are needed for a valid one-sample t-test?

    <p>Independent and continuous</p> Signup and view all the answers

    What is the purpose of hypothesis testing in statistics?

    <p>To determine if results are valid by chance</p> Signup and view all the answers

    What is assumed about the population in a one-sample t-test?

    <p>It is normally distributed</p> Signup and view all the answers

    What is a hypothesis in the context of statistics?

    <p>An educated guess that is testable</p> Signup and view all the answers

    What is the one-sample t-test used for?

    <p>To determine if an unknown population mean is different from a specific value</p> Signup and view all the answers

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