assessment

Review questions

Assess your understanding of this learning pathway by selecting the correct answer for each of the following questions:

  • Dr. Klatchuk is conducting an experiment that has two experimental groups. In order to control for differences between her subjects, she flips a coin and uses chance to determine which subjects belong in which group. The procedure that Dr. Klatchuk is using to place participants in the various groups is called:
    • random sampling.
      • Incorrect.
    • random grouping.
      • Incorrect.
    • random assignment.
      • Correct.
    • random choice.
      • Incorrect.
  • Researchers might use ________ when providing participants with the full details of the experiment could skew their responses.
    • informed consent
      • Incorrect.
    • deception
      • Correct.
    • ethics
      • Incorrect.
    • debriefing
      • Incorrect.
  • Dr. Ishigami is interested in whether meditation can have an impact on a person’s openness to new experiences. Her experiment includes two groups of participants: one group who are trained in meditation over the course of 3 weeks and another group that spent a comparable amount of time taking a nutrition course. She measures participants’ openness using the Standard Openness Scale, a survey tool that has been used in past research to measure a person’s openness. What is the independent variable?
    • Openness
      • Incorrect.
    • Standard Openness Scale
      • Incorrect.
    • Meditation training
      • Correct.
    • Nutrition Condition
      • Incorrect.
  • Which of the following correlation coefficients indicates the strongest relationship between two variables?
    • -.50
      • Incorrect.
    • -.90
      • Correct.
    • +.80
      • Incorrect.
    • 0.01
      • Incorrect.
  • If income and shoe size are positively correlated, which of the following statements is TRUE?
    • As shoe size decreases income also decreases.
      • Correct.
    • Usually someone with small feet will earn a high income.
      • Incorrect.
    • As shoe size decreases income varies randomly.
      • Incorrect.
    • Usually someone earning a low income will have large feet.
      • Incorrect.
  • Research demonstrates that the Myers-Briggs Personality-Type Indicator does not align with any other empirically-tested personality assessment tool. It also does not produce the same results consistently in the same participants at two different time points. These findings suggests that the Myers-Briggs has _____ and _____, respectively.
    • low validity; low reliability
      • Correct.
    • low reliability; low validity
      • Incorrect.
    • low validity; high reliability
      • Incorrect.
    • low reliability; high validity
      • Incorrect.

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