TB1 Module 2: Web Quiz 1
1. After the horror of 9/11, many people said the CIA and FBI should obviously have foreseen the
likelihood of this form of terrorism. This perception most clearly illustrates:
A) replication.
B) the hindsight bias.
C) random sampling.
D) the placebo effect.
Ans: B
Page: 15
2. When Leanne heard about experimental evidence that orange juice consumption triggers
hyperactivity in children, she questioned whether the tested children had been randomly assigned
to experimental conditions. Leanne's reaction best illustrates:
A) illusory correlation.
D) critical thinking.
B) an illusion of control.
E) overconfidence.
C) the hindsight bias.
Ans: D
Page: 18
3. Stacey suggests that because children are more impulsive than adults, they will have more
difficulty controlling their anger. Stacey's prediction regarding anger management exemplifies:
A) an hypothesis.
C) illusory correlation.
B) the hindsight bias.
D) the false consensus effect.
Ans: A
Page: 19
4. Professor Carter observes and records the behavior of grocery shoppers as they select items to
purchase. Which type of research is Professor Carter employing?
A) survey research
B) case study
C) experimentation
D) naturalistic observation
Ans: D
Page: 22
5. A negative correlation between people's physical health and their marital happiness would indicate
that:
A) poor physical health has a negative impact on marital happiness.
B) marital unhappiness promotes poor health.
C) higher levels of marital happiness are associated with lower levels of physical health.
D) marital happiness has no causal influence on physical health.
Ans: C
Page: 23
6. Mr. Brown has gathered evidence that the weight of grade school students correlates positively
with their reading skill. Before he uses this evidence to conclude that body weight enhances
reading ability, Mr. Brown should first be reminded that:
A) events often seem more probable in hindsight.
B) random sequences of events often don't look random.
C) sampling extreme cases leads to false generalizations.
D) we often exaggerate the extent to which others share our opinions.
E) correlation does not prove causation.
Ans: E
Page: 23
7. Which method offers the most reliable way of assessing whether athletic performance is boosted
by caffeine consumption?
A) the survey
B) the case study
C) the experiment
D) naturalistic observation
Ans: C
Page: 26
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TB1 Module 2: Web Quiz 1
8. In drug-treatment studies, double-blind procedures minimize outcome differences between
experimental and control conditions that could be attributed to:
A) replication.
D) random sampling.
B) random assignment.
E) placebo effects.
C) operational definitions.
Ans: E
Page: 28
9. In an experimental study of the extent to which mental alertness is inhibited by sleep deprivation,
alertness would be the:
A) control condition.
C) experimental condition.
B) independent variable.
D) dependent variable.
Ans: D
Page: 29
10. In order to assess whether sense of humor is affected by sexual stimulation, researchers exposed
married couples to either sexually stimulating or to sexually nonstimulating movie scenes prior to
watching a comedy skit. In this research, the independent variable consisted of:
A) reactions to the comedy skit.
C) marital status.
B) level of sexual stimulation.
D) sense of humor.
Ans: B
Page: 29
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