University of Connecticut University of UC Title Fallback Connecticut

EPSY 5601 Summer Day 2 Outline

  • Correlation
  • Strength (-1.0 to 0 to +1.0)
  • Direction
    • Positive Relationship
    • Negative Relationship
  • Scatterplot
  • Pearson’s Product Moment Correlation Coefficient (r)
  • Coefficient of Determination (r2)
  • Causality
    • Relationship
    • Cause First
    • No other Factors
  • Limitations
    • Non-linear Relationship
    • Homogeneous Groups
    • Measurement Floor or Ceiling
    • Unreliable Measure
  • Excel
  • Statistical Significance (alpha) (p)
  • Critical Value
  • df
  • Measurement Scales
    • Nominal
    • Ordinal
    • Interval
    • Ratio