Quasi-Experiments and Small-N Designs
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Questions and Answers

Which type of design uses strategies that optimize naturally occurring groups or single individuals?

  • Quasi-experiments (correct)
  • Independent-groups designs
  • Small-N designs
  • None of the above
  • What is a potential internal validity threat in quasi-experiments?

  • Regression effects
  • Testing effects
  • Observer biases
  • Selection effects (correct)
  • What is a key characteristic of small-N studies?

  • They investigate one or a few individuals (correct)
  • They involve large samples of participants
  • They have low internal validity
  • They use repeated-measures designs
  • Which type of small-N design can establish excellent construct and internal validity?

    <p>All of the above</p> Signup and view all the answers

    What is one way small-N designs can achieve external validity?

    <p>By replicating the results in other settings</p> Signup and view all the answers

    In applied settings, what might researchers prioritize over broad generalizability?

    <p>Effectiveness for a single individual</p> Signup and view all the answers

    Which type of quasi-experiment design includes a comparison group and can support a causal claim?

    <p>Nonequivalent control group design</p> Signup and view all the answers

    What is a key characteristic of small-N studies?

    <p>Intense, systematic investigation of few individuals</p> Signup and view all the answers

    What type of small-N design can establish excellent construct and internal validity?

    <p>Single-case design</p> Signup and view all the answers

    What type of design uses strategies that optimize naturally occurring groups or single individuals?

    <p>Quasi-experiments</p> Signup and view all the answers

    What type of quasi-experiment design follows within-groups designs?

    <p>Interrupted time-series design</p> Signup and view all the answers

    What might researchers prioritize over broad generalizability in quasi-experiments?

    <p>Ethical considerations</p> Signup and view all the answers

    Which small-N design prioritizes the ability to establish a treatment's effectiveness for a single individual over broad generalizability?

    <p>The stable-baseline design</p> Signup and view all the answers

    What is one way small-N designs can achieve external validity?

    <p>By replicating the results in other settings</p> Signup and view all the answers

    Which type of validity can small-N designs establish excellently?

    <p>Internal validity</p> Signup and view all the answers

    What is a potential trade-off that researchers must be aware of when using small-N designs?

    <p>Limited generalizability</p> Signup and view all the answers

    Which type of small-N design uses strategies that optimize naturally occurring groups or single individuals?

    <p>The case study design</p> Signup and view all the answers

    What is a key characteristic of small-N studies?

    <p>Repeated measurement of behavior</p> Signup and view all the answers

    Which type of small-N design involves systematically withdrawing and reintroducing the treatment to assess its effects?

    <p>The reversal design</p> Signup and view all the answers

    What is a potential internal validity threat in small-N designs?

    <p>History effects</p> Signup and view all the answers

    In applied settings, what might researchers prioritize over broad generalizability?

    <p>Internal validity</p> Signup and view all the answers

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