Stress Causes Headaches

Choose one of the following options below. Option 1:  Suppose you believe that stress causes headaches. Describe what you would need to do for each of the six basic steps in the scientific method to research your belief.   Option 2:   How do you think cell phones affect attention in class? Describe an experiment you could perform to test your hypothesis. Include your hypothesis, operational definitions of your independent and dependent variables, who your participants would be, and how you would randomly assign them to experimental or control groups. Option 3:   Suppose you wanted to determine whether the use of marijuana is related to car accidents. Discuss the major limitations and merits of using each of the following research methods: an experiment,  correlational study, a naturalistic observation, a survey, and a case study; then state which method you would ultimately use and why.