Question 1

In human laboratory studies, the research is designed to:

Accepted Answer

A)   create conditions that capture some of the key characteristics of real-world events.
B)   alter conditions that will cause the disorder to manifest.
C)   control conditions so that the impact of stress is lessened.
D)   reduce the exposure to control for third variable problems.

Question 2

Which of the following is true of single-case experimental designs?

Accepted Answer

A)   Single-case experimental designs allow for only cursory assessments of participants.
B)   Single-case experimental designs allow researchers to pinpoint the types of behaviors that can be affected by interventions.
C)   The results of single-case experimental designs may be generalized to the wider population.
D)   All hypotheses can be tested with single-case experimental designs.

Question 3

The correlation coefficient is:

Accepted Answer

A)   a qualitative method of measuring the outcomes of a study.
B)   a statistic used to represent the relationship between variables.
C)   a reference to the themes generated across descriptive research.
D)   indicative of the number of participants randomly assigned to each group.

Question 4

Robert is gathering data for his graduate research project. He targets psychology students as his participants. He randomly selects several psychology classes to administer his questionnaire. Which of the following is true about Robert's participants?

Accepted Answer

A)   The students in the psychology classes represent the population and all the psychology students on campus also represent the population.
B)   The students in the psychology classes represent the population and all the psychology students on campus represent the sample.
C)   The students in the psychology classes represent the sample and all the psychology students on campus also represent the sample.
D)   The students in the psychology classes represent the sample and all the psychology students on campus represent the population.

Question 5

Correlational studies:

Accepted Answer

A)   are forms of cause-and-effect research.
B)   do not involve the manipulation of variables.
C)   involve single-subject designs.
D)   do not involve continuous variables.

Question 6

Briefly describe the basic rights of research participants.

Accepted Answer

Key terms and concepts that may be inclu...

Question 7

Dizygotic twins share _____ of their genes.

Accepted Answer

A)   roughly 25 percent
B)   roughly 50 percent
C)   roughly 75 percent
D)   100 percent

Question 8

Explaining the purpose of the research and answering participants' questions at the end of the study is known as:

Accepted Answer

A)   admission.
B)   declaration.
C)   debriefing.
D)   acknowledgement.

Question 9

Studies designed to test whether a specific therapy-whether it be a psychological therapy or a biological therapy-reduces psychopathology in individuals who receive it are called _____.

Accepted Answer

A)   non-human research studies
B)   human laboratory studies
C)   therapy outcome studies
D)   single subject case studies

Question 10

If two variables have a correlation (r)  of + .95, it means that:

Accepted Answer

A)   there is a low positive correlation between the variables.
B)   the study resulted in a near perfect negative correlation.
C)   the variables show no correlation.
D)   there is a high positive correlation between the variables.

Question 11

What are epidemiological studies? What are the three types of data they focus on? How do researchers determine the incidence, prevalence, and risk factors for a disorder?

Accepted Answer

Key terms and concepts that may be inclu...

Question 12

In _____, one individual or a small number of individuals are studied intensively.

Accepted Answer

A)   therapy outcome studies
B)   human laboratory studies
C)   group comparison studies
D)   single-case experimental designs

Question 13

What is internal validity? What can researchers do to safeguard the internal validity of experiments?

Accepted Answer

Key terms and concepts that may be inclu...

Question 14

What is the primary advantage of human laboratory studies?

Accepted Answer

A)   Reliability
B)   Validity
C)   Participants
D)   Control

Question 15

Case studies help researchers:

Accepted Answer

A)   focus on unconscious motivations and conflicts.
B)   measure overt behaviors.
C)   make general inferences about the sources of psychopathology.
D)   eliminate biological factors from the potential causes of psychopathology.

Question 16

A representative sample in research means:

Accepted Answer

A)   the participants were hand-picked by the research according to race.
B)   the participants in the sample are highly similar to the population of interest.
C)   the participants were invited to participate in the study by a representative of the research group.
D)   some participants have a greater chance of being selected than others.

Question 17

The variable that we believe will affect the dependent variable is the _____.

Accepted Answer

A)   confounding variable
B)   discrete variable
C)   independent variable
D)   extraneous variable

Question 18

A(n)  _____ variable is a factor researchers try to predict.

Accepted Answer

A)   dependent
B)   mediating
C)   extraneous
D)   independent

Question 19

Statistical significance represents:

Accepted Answer

A)   the quantification of the dependent variable.
B)   the probability that the results occurred by chance.
C)   the correlation coefficient that supports the hypothesis.
D)   the relationship between the independent and dependent variable.

Question 20

Which of the following is the correct sequential order of the steps followed in the scientific method?

Accepted Answer

A)   Define a problem; generate a hypothesis; collect and analyze the data; develop a method to test the hypothesis; draw conclusions
B)   Generate a hypothesis; collect and analyze the data; define the problem; draw conclusions
C)   Define a problem; generate a hypothesis; develop a method to test the hypothesis; collect and analyze the data; draw conclusions
D)   Generate a hypothesis; develop a method to test the hypothesis; draw conclusions; collect and analyze the data

Exam 4: The Research Endeavor

In human laboratory studies, the research is designed to:

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Dizygotic twins share _____ of their genes.

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Case studies help researchers:

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What is the primary advantage of human laboratory studies?

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What are epidemiological studies? What are the three types of data they focus on? How do researchers determine the incidence, prevalence, and risk factors for a disorder?

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The variable that we believe will affect the dependent variable is the _____.

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In _____, one individual or a small number of individuals are studied intensively.

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A representative sample in research means:

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The correlation coefficient is:

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What is internal validity? What can researchers do to safeguard the internal validity of experiments?

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If two variables have a correlation (r) of + .95, it means that:

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Which of the following is true of single-case experimental designs?

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Which of the following is the correct sequential order of the steps followed in the scientific method?

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Statistical significance represents:

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Briefly describe the basic rights of research participants.

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Correlational studies:

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Explaining the purpose of the research and answering participants' questions at the end of the study is known as:

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Studies designed to test whether a specific therapy-whether it be a psychological therapy or a biological therapy-reduces psychopathology in individuals who receive it are called _____.

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A(n) _____ variable is a factor researchers try to predict.

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Robert is gathering data for his graduate research project. He targets psychology students as his participants. He randomly selects several psychology classes to administer his questionnaire. Which of the following is true about Robert's participants?

Correct AnswerverifiedShow Answer

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