Taffi believes that people who eat at Dairy Queen are overweight, so she decides to conduct a naturalistic observation of people who eat at Dairy Queen. What should most concern us about Taffi’s observations?
a) The observer effect
b) The bystander effect
c) Observer bias
d) Subject bias
Answer: c) Observer bias
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If Jamie has trouble sleeping, he usually gets up and munches on some cookies, pretzels, or dry cereal; and this seems to help him sleep. This sleep-inducing technique
a. precipitates a placebo effect only. b. increases the amount of tryptophan reaching his brain and increases serotonin levels. c. is known as the paradoxical intention, since eating should prevent sleep. d. decreases the norepinephrine and dopamine levels in the brain, resulting in sleep.
Problem behavior in children can usually be dealt with effectively through ___________
a. waiting b. differential reinforcement c. instruction d. explaining why their behavior is bad
Suppose a TV producer wants to develop a show with a "generation gap" theme, in which teenagers are in constant and deep conflict with their parents
A psychologist would do well to advise this producer that research shows that the "generation gap": a. is a typical experience for teenage girls and their parents, but not teenage boys b. is a typical experience for teenage boys and their parents, but not teenage girls c. is a typical experience for both teenage girls and boys and their parents d. is accurate for only a minority of teenagers
Jan decides to study overweight people. She designs a correlational study comparing
weight level and heart disease. She finds that as weight level increases, so does heart disease. Jan's study has found a ______ correlation. a. random c. complementary b. positive d. negative