====== The Experiment ====== {{vimeo>135864655?large|The Experiment}} ==== PowerPoint ==== * {{:research_methods: Microlecture 4 4 The Experiment 20150812.pptx| The Experiment}} {{tag>experimental_group control_group random_assignment posttest pretest treatment observation}} {{tag>research_methods:ut research_methods:video}} /* Number 4 4 */