week 2.2 IRM
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Questions and Answers

Which type of research design is being used to investigate the effects of birth order on depression severity?

  • Quasi-experimental (correct)
  • Longitudinal
  • Cross-sectional
  • Observational
  • What is the predictor variable in the study measuring the association between obesity in midlife and dementia in late life?

  • Late life
  • Obesity (correct)
  • Dementia
  • Midlife
  • What is the outcome variable in the study measuring the relationship between gestational age and academic performance in Year 3?

  • Gestational age
  • Academic performance (correct)
  • Year 3
  • Relationship
  • Which one of these accurately describes the relationship between research aim and research question?

    <p>The research aim is a broad statement that relates to relationships between key constructs, while the research question is a specific question that investigates the association between those constructs.</p> Signup and view all the answers

    Which one of these accurately describes the purpose of hypotheses in a research report?

    <p>Hypotheses are specific directional statements that relate to key constructs and are critical elements in a research report.</p> Signup and view all the answers

    Which one of these accurately identifies the independent variable (IV) and dependent variable (DV) in the research study investigating the effects of gender on optimism?

    <p>IV: Gender, DV: Optimism</p> Signup and view all the answers

    True or false: Operationalizing key terms is often overlooked in research.

    <p>True</p> Signup and view all the answers

    True or false: The research aim and research question are essentially the same thing.

    <p>False</p> Signup and view all the answers

    True or false: Hypotheses are not critical elements of a research report.

    <p>False</p> Signup and view all the answers

    True or false: The study measuring the association between obesity in midlife and dementia in late life is a cross-sectional study.

    <p>False</p> Signup and view all the answers

    True or false: The study measuring the relationship between gestational age and academic performance in Year 3 is a longitudinal study.

    <p>True</p> Signup and view all the answers

    True or false: The study measuring the association between anxiety symptoms and blood pressure is a quasi-experimental study.

    <p>False</p> Signup and view all the answers

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