Advanced Psychology - Qp28

8 Questions | Total Attempts: 390

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Advanced Psychology - Qp28

Questions and Answers
  • 1. 
    _______ is the score which occurs most frequently in the set.
    • A. 

      The mode

    • B. 

      The median

    • C. 

      The mean

  • 2. 
    Measures of dispersion are used to describe how ‘spread out’ or ‘scattered’ or ‘variable’ a set of scores is.
    • A. 

      True

    • B. 

      False

  • 3. 
    Standard Deviation is a statistical measure of the extent to which individuals’ scores differ (‘deviate’) from the mean.
    • A. 

      True

    • B. 

      False

  • 4. 
    Advantages of the standard deviation and variance includes: (Select three)
    • A. 

      They take all the scores into account.

    • B. 

      They take account of the exact value of each score and so are the most sensitive and trustworthy measures of dispersion

    • C. 

      They are a little harder to calculate than the other measures.

    • D. 

      They can be used to calculate the dispersion of scores from whole populations as well as just samples.

  • 5. 
    One very important theoretical distinction in psychology is known as the ‘skewed distribution’.
    • A. 

      True

    • B. 

      False

  • 6. 
    The ______ is simply the number of standard deviations that a particular score is away from the mean.
    • A. 

      X-score

    • B. 

      Y-score

    • C. 

      Z-score

  • 7. 
    The usual convention in psychology is that we reject H0 if it has a 10% or less chance of being correct.
    • A. 

      True

    • B. 

      False

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