There are a number of threats to experiments. Among these is the threat to internal validity. Discuss how to control for the problems that are faced such as history or maturation. Move to the threats to external validity. How would you control for selection bias and reactivity threats.
week 3
Week 3 class 561 300-400 words discussion CIT in Action Officer Williams is dispatched to a call about a 28-year-old man, Jason, behaving erratically in a local park. Witnesses report that Jason is yelling incoherently, pacing back and forth, and swinging a metal rod. Upon arrival, Officer Williams observes Jason