Control groups are typically used to address threats to

Chapter 12 discussed a new area of research called fat studies. The major emphasis in this field is that

a. our culture needs to place more emphasis on the way that high-fat foods are very dangerous to our health. b. exercise is the only effective way to lose weight. c. we live in a culture that has negative attitudes toward fat people. d. when people lose weight by eating healthier food, they seldom regain the lost weight.

Behavioral scientists draw conclusions about human behavior primarily by

a. analyzing the statements of other scientists. b. reading journal articles. c. using intuition. d. collecting and analyzing data.