University of Connecticut University of UC Title Fallback Connecticut

EPSY 5601 Honors Week 7

  • Group Comparisons Research Designs
  • Experimental Research Design
    • X=Treatment
    • O=Observation (Test)
    • R=Random Assignment
  • Quasi-Experimental Design
    • Matching Only Design
    • Counterbalanced Design
    • Time-Series Design
  • Causal-Comparative Design (Ex Post Facto)
  • Threats to Experimental Validity
  • Internal (see handout)
  • External
    • Ecological
    • Population