Lesson 7 - Other Types of Study Designs: Cross-Sectional, Ecologic, Experimental

Lesson 7 Objectives

Upon completion of this lesson, you should be able to:

  • Compare advantages/ disadvantages of cross-sectional and ecological studies
  • Describe ecological fallacy
  • Describe the main difference between observational and experimental studies
  • Identify design considerations unique to intervention studies including equipoise, randomization, and masking