Psychometrics from the Ground Up, Statistics, Tutorial, Uncategorized, Video

Psychometrics from the Ground Up: 5. Expected Value and Variance

A video tutorial about Expected Value and its relationship with variance:

Topics Covered:

  • Some Rules of Expected Value Computations
  • Measuring Variability Using Expected Values
  • The Relationship between the Normal Distribution and the Chi Square Distribution
  • Raw Moments
  • Central Moments
  • The 2nd Central Moment (i.e., Variance) in Terms of Raw Moments
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