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Understanding Statistics Experimental Design - MAN Exam
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Understanding Statistics Experimental Design - MAN Exam

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Questions and Answers

What is the Odds Ratio for the example given in the text?

  • 0.750 (correct)
  • None of them
  • 0.083
  • 1.250
  • Which statistical test would be most appropriate to find out if there is a significant difference between the two groups in the example?

  • None of them
  • Welch’s t-test (correct)
  • 2-way ANOVA with 1 level
  • Two sample dependent t-test
  • In relation to the example given, which one is the true statement?

  • The sample may not be i.i.d (correct)
  • We need to take the incidence rate into account to make a proper conclusion
  • None of them
  • There is a multiple testing problem
  • What type of statistical test(s) is/are best to use to test how gender, academic status, body height, and location (classroom or zoom) determine eye itch strength?

    <p>4 - way repeated measures ANOVA</p> Signup and view all the answers

    Which one is the correct equation for the empirical d' as used in Signal Detection Theory (SDT)?

    <p>(z(µ1 ) − z(µ2 ))/σ</p> Signup and view all the answers

    What is the equation for the standard error of the mean with standard deviation σ and sample size n?

    <p>√σ n</p> Signup and view all the answers

    An experiment delivered a significant result with a p-value of 0.049. What can you tell about the effect size in terms of Cohen’s d classification of low, medium, and high effect sizes?

    <p>None of them</p> Signup and view all the answers

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