Question 1

Speaking at Verbatim University's graduation ceremony, Professor Robson compared college and university graduates with adults who are less educated. She correctly noted that people with higher-education degrees pay more taxes, vote more frequently, engage in more volunteer activities in their communities, and are less likely to go to jail than less-educated adults. The professor concluded that colleges and universities obviously do great things for society. How might you reasonably challenge the way the professor reached her conclusion?

Accepted Answer

One way to challenge the way the profess...

Question 2

The procedure designed to ensure that the experimental and control groups do not differ in any way that might affect the experiment's results is called

Accepted Answer

A)   variable controlling.
B)   random assignment.
C)   representative sampling.
D)   stratification.E) B) and D)
F) A) and B)

Question 3

Professor Carter observes and records the behavior of grocery shoppers as they select items to purchase. Which type of research is Professor Carter using?

Accepted Answer

A)   survey research
B)   case study
C)   experimentation
D)   naturalistic observationE) C) and D)
F) A) and C)

Question 4

The strength of the relationship between two vivid events will most likely be

Accepted Answer

A)   significant.
B)   positive.
C)   negative.
D)   overestimated.E) B) and C)
F) A) and D)

Question 5

In an experiment to determine the effects of exercise on motivation, exercise is the

Accepted Answer

A)   control condition.
B)   intervening variable.
C)   independent variable.
D)   dependent variable.E) B) and C)
F) A) and D)

Question 6

Evelyn wants to know how consistent her bowling scores have been during the past season. Which of the following measures would tell her what she wants to know?

Accepted Answer

A)   mean
B)   median
C)   standard deviation
D)   correlation coefficientE) C) and D)
F) B) and D)

Question 7

In which type of research is a representative, random sample of people asked to answer questions about their behaviors or attitudes?

Accepted Answer

A)   experimentation
B)   the survey
C)   the case study
D)   naturalistic observationE) A) and D)
F) A) and C)

Question 8

The relief of pain following the taking of an inactive substance that is perceived to have medicinal benefits illustrates

Accepted Answer

A)   random assignment.
B)   a confounding variable.
C)   debriefing.
D)   the placebo effect.E) A) and D)
F) C) and D)

Question 9

If the correlation between the physical weight and reading ability of children is +0.85, this would indicate that

Accepted Answer

A)   there is very little statistical relationship between weight and reading ability among children.
B)   low body weight has a negative effect on the reading abilities of children.
C)   better reading ability is associated with greater physical weight among children.
D)   body weight has no causal influence on the reading abilities of children.E) B) and C)
F) None of the above

Question 10

What is the mean of the following distribution of scores: 2, 5, 8, 10, 11, 4, 6, 9, 1, 4?

Accepted Answer

A)   2
B)   10
C)   6
D)   15E) All of the above
F) A) and C)

Question 11

Stacey suggests that because children are more impulsive than adults, they will have more difficulty controlling their anger. Stacey's prediction regarding anger management is an example of

Accepted Answer

A)   a hypothesis.
B)   statistical significance.
C)   an operational definition.
D)   the placebo effect.E) All of the above
F) B) and C)

Question 12

The most foolproof way of testing whether a newly introduced method of psychological therapy is truly effective is to use

Accepted Answer

A)   survey research.
B)   naturalistic observation.
C)   correlational research.
D)   experimental research.E) None of the above
F) B) and D) D

Question 13

To decide whether observed differences between samples reflect actual differences between populations, you should determine the ________ of the observed differences.

Accepted Answer

A)   mean
B)   median
C)   standard deviation
D)   statistical significanceE) None of the above
F) A) and B)

Question 14

A lopsided distribution of scores in which the mean is much larger than both the mode and median is said to be

Accepted Answer

A)   statistically significant.
B)   a random sample.
C)   a scatterplot.
D)   skewed.E) A) and D)
F) A) and C)

Question 15

Replication of a research study is most likely to be facilitated by

Accepted Answer

A)   random sampling.
B)   debriefing.
C)   operational definitions.
D)   the placebo effect.E) None of the above
F) A) and C)

Question 16

In a psychological experiment, the factor that may be influenced by the manipulated experimental treatment is called the ________ variable.

Accepted Answer

A)   dependent
B)   experimental
C)   control
D)   independentE) C) and D)
F) B) and C) A

Question 17

Differences between two sample averages are most likely to be statistically significant if

Accepted Answer

A)   the difference between the samples is large.
B)   the standard deviations of the samples are large.
C)   both samples are drawn from the same population.
D)   the sample means are larger than the sample medians.E) A) and D)
F) None of the above

Question 18

Which of the following events is the most probable?

Accepted Answer

A)   flipping 6 or more heads in 10 coin flips
B)   flipping 60 or more heads in 100 coin flips
C)   flipping 600 or more heads in 1000 coin flips
D)   All these events are equally probable.E) None of the above
F) All of the above

Question 19

A negative correlation between degree of wealth and likelihood of suffering from a psychological disorder would indicate that

Accepted Answer

A)   poverty makes people vulnerable to psychological disorders.
B)   people who are poor are more likely to have a psychological disorder than are wealthy people.
C)   psychological disorders usually prevent people from accumulating wealth.
D)   all of these statements are correct.E) C) and D)
F) B) and C)

Question 20

The ________ can be a particularly misleading indication of what is average for a ________ distribution of scores.

Accepted Answer

A)   mean; skewed
B)   median; skewed
C)   mean; normal
D)   median; normalE) A) and C)
F) B) and C) A

Exam 3: Research Strategies

Correct Answer
Answered by ExamLex AI
One way to challenge the way the profess...
View Answer

The procedure designed to ensure that the experimental and control groups do not differ in any way that might affect the experiment's results is called

Correct Answer
verified

Professor Carter observes and records the behavior of grocery shoppers as they select items to purchase. Which type of research is Professor Carter using?

Correct Answer
verified

The strength of the relationship between two vivid events will most likely be

Correct Answer
verified

In an experiment to determine the effects of exercise on motivation, exercise is the

Correct Answer
verified

Evelyn wants to know how consistent her bowling scores have been during the past season. Which of the following measures would tell her what she wants to know?

Correct Answer
verified

In which type of research is a representative, random sample of people asked to answer questions about their behaviors or attitudes?

Correct Answer
verified

The relief of pain following the taking of an inactive substance that is perceived to have medicinal benefits illustrates

Correct Answer
verified

If the correlation between the physical weight and reading ability of children is +0.85, this would indicate that

Correct Answer
verified

What is the mean of the following distribution of scores: 2, 5, 8, 10, 11, 4, 6, 9, 1, 4?

Correct Answer
verified

Stacey suggests that because children are more impulsive than adults, they will have more difficulty controlling their anger. Stacey's prediction regarding anger management is an example of

Correct Answer
verified

The most foolproof way of testing whether a newly introduced method of psychological therapy is truly effective is to use

Correct Answer
verified
D

To decide whether observed differences between samples reflect actual differences between populations, you should determine the ________ of the observed differences.

Correct Answer
verified

A lopsided distribution of scores in which the mean is much larger than both the mode and median is said to be

Correct Answer
verified

Replication of a research study is most likely to be facilitated by

Correct Answer
verified

In a psychological experiment, the factor that may be influenced by the manipulated experimental treatment is called the ________ variable.

Correct Answer
verified
A

Differences between two sample averages are most likely to be statistically significant if

Correct Answer
verified

Which of the following events is the most probable?

Correct Answer
verified

A negative correlation between degree of wealth and likelihood of suffering from a psychological disorder would indicate that

Correct Answer
verified

The can be a particularly misleading indication of what is average for a distribution of scores.

Correct Answer
verified
A

Exam 3: Research Strategies

Correct AnswerAnswered by ExamLex AIOne way to challenge the way the profess...View AnswerShow Answer

The procedure designed to ensure that the experimental and control groups do not differ in any way that might affect the experiment's results is called

Correct AnswerverifiedShow Answer

Professor Carter observes and records the behavior of grocery shoppers as they select items to purchase. Which type of research is Professor Carter using?

Correct AnswerverifiedShow Answer

The strength of the relationship between two vivid events will most likely be

Correct AnswerverifiedShow Answer

In an experiment to determine the effects of exercise on motivation, exercise is the

Correct AnswerverifiedShow Answer

Evelyn wants to know how consistent her bowling scores have been during the past season. Which of the following measures would tell her what she wants to know?

Correct AnswerverifiedShow Answer

In which type of research is a representative, random sample of people asked to answer questions about their behaviors or attitudes?

Correct AnswerverifiedShow Answer

The relief of pain following the taking of an inactive substance that is perceived to have medicinal benefits illustrates

Correct AnswerverifiedShow Answer

If the correlation between the physical weight and reading ability of children is +0.85, this would indicate that

Correct AnswerverifiedShow Answer

What is the mean of the following distribution of scores: 2, 5, 8, 10, 11, 4, 6, 9, 1, 4?

Correct AnswerverifiedShow Answer

Stacey suggests that because children are more impulsive than adults, they will have more difficulty controlling their anger. Stacey's prediction regarding anger management is an example of

Correct AnswerverifiedShow Answer

The most foolproof way of testing whether a newly introduced method of psychological therapy is truly effective is to use

Correct AnswerverifiedD

To decide whether observed differences between samples reflect actual differences between populations, you should determine the ________ of the observed differences.

Correct AnswerverifiedShow Answer

A lopsided distribution of scores in which the mean is much larger than both the mode and median is said to be

Correct AnswerverifiedShow Answer

Replication of a research study is most likely to be facilitated by

Correct AnswerverifiedShow Answer

In a psychological experiment, the factor that may be influenced by the manipulated experimental treatment is called the ________ variable.

Correct AnswerverifiedA

Differences between two sample averages are most likely to be statistically significant if

Correct AnswerverifiedShow Answer

Which of the following events is the most probable?

Correct AnswerverifiedShow Answer

A negative correlation between degree of wealth and likelihood of suffering from a psychological disorder would indicate that

Correct AnswerverifiedShow Answer

The ________ can be a particularly misleading indication of what is average for a ________ distribution of scores.

Correct AnswerverifiedA

Correct Answer
Answered by ExamLex AI
One way to challenge the way the profess...
View Answer

Correct Answer
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D

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A

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The can be a particularly misleading indication of what is average for a distribution of scores.

Correct Answer
verified
A