If you conducted a study similar to that of Harry Harlow on attachment in monkeys, you should expect to find that your monkey subjects would spend more time with a “mother” who ____.?

You are a physician and want to prevent your patient, Amanda, from gaining weight. She is currently at her ideal weight. What type of message should you present to her?

a. a neutral one b. a negative one c. a positive one d. any message from a physician will be effective; research demonstrates that physicians are the most highly regarded members of our society

An ABAB design would be appropriate if

a. a researcher is interested in only one dependent variable. b. treatment effects are only temporary. c. a researcher wants to set up a panel study. d. the possibility of cohort effects is high.