CHAPTER 2: Causal Concepts
Exercises

Last update: 8/3/07

2.1 text p. 56

2.2 text p. 57

2.3 Describe agent, host, and environment interations AIDS. Which of these factors are necessary? Which are sufficient? 

2.4 Some of the risk factors for heart disease are smoking, hypertension, obesity, diabetes, high cholesterol, inactivity, stress, and type A personality. Are these risk factors necessary causes, sufficient causes, or component causes?

Key, Odd                        Key Even (may not be posted)