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• Experimental Research Design
  • This video examines the key aspects of experimental research designs.
• Cross-sectional Design
  • This mini-tutorial identifies the key features of a cross sectional study. It also identifies the type of data measure calculated and discusses the strengths and weaknesses of this study design.
• Randomized Experiments
  • This video is drawn from a TED talk and discusses the ways in which randomized trials can be used to help determine the approaches that are most effective at fighting poverty.
• Correlation vs. Causation
  • This video explores the difference between correlation and causation by focusing on the example of the outdated belief that ice cream caused polio.