Parametric Tests Quiz
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Questions and Answers

Which assumption is required for parametric tests?

  • Continuous data
  • Normally distributed populations (correct)
  • Random samples
  • Similar variance

    • What does the standard error measure?

  • The effect of predictor variables on the dependent variable
  • The variability within the sample
  • The significance of unrelated groups
  • The sample mean compared to the population mean (correct)

    • What does a one-sample t-test compare?

  • Means of related groups
  • Coefficient of determination
  • Two samples
  • Population and sample mean (correct)

    • What does an independent sample t-test examine?

    <p>The significance of unrelated groups</p> Signup and view all the answers

    What does the correlation coefficient (r) measure?

    <p>The strength and direction of the relationship between two variables</p> Signup and view all the answers

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