Question 1

The correlation between the amount of time a college student studies and the student's height in inches is ________.

Accepted Answer

A)   positive
B)   negative
C)   zero
D)   causalE) C) and D)
F) A) and C)

Question 2

In a study to investigate the effects of alcohol on reflexes,some students were given three bottles of beer and some were given three bottles of nonalcoholic beer,and reaction time was measured.The group that received the nonalcoholic beer is the _______.

Accepted Answer

A)   treatment group
B)   dependent variable
C)   control group
D)   confoundE) None of the above
F) A) and B)

Question 3

One of the major problems of using family studies to determine the genetic components of psychological disorders is that family members may have similar disorders due to

Accepted Answer

A)   shared genes.
B)   common diet factors.
C)   physical similarities.
D)   the fact that they live together.E) B) and C)
F) B) and D)

Question 4

One significant limitation of the cross-sectional design is called the "cohort effect." This relates to the fact that

Accepted Answer

A)   experience is confounded with participation in the study.
B)   age is confounded with experience.
C)   genetics and experience are confounded.
D)   reliable statistics cannot be computed for cohort groups.E) A) and B)
F) All of the above

Question 5

What type of research focuses on the results of an intervention?

Accepted Answer

A)   Correlational
B)   Treatment outcome
C)   Treatment processes
D)   Placebo controlE) None of the above
F) A) and D)

Question 6

One of the problems in trying to understand how psychopathology may be "caused" by cultural influences is that similarities in the way individuals of a culture experience psychopathology

Accepted Answer

A)   are confounded by the cross-cultural methods used to study psychopathology.
B)   may be due to the culture or to common genetic factors.
C)   cannot be understood by those outside of the culture.
D)   generally do not exist.E) B) and C)
F) A) and B)

Question 7

Epidemiologists study _____________ of a particular problem in one or more populations.

Accepted Answer

A)   distribution
B)   incidence
C)   consequences
D)   all of theseE) B) and C)
F) A) and B)

Question 8

The genetic mechanism that ultimately contributes to the underlying problems causing the symptoms and difficulties experienced by people with psychological disorders is called ______.

Accepted Answer

A)   genotypes
B)   phenotypes
C)   endophenotypes
D)   causal typesE) C) and D)
F) B) and D)

Question 9

Describe each of the four components of informed consent for research participants.Explain why it may be difficult to satisfy informed consent when research participants are mentally retarded adults.

Accepted Answer

Competence-the participant is capable of...

Question 10

Provide definitions for the terms hypothesis,independent variable,dependent variable,and confound.Discuss how you could use a control group and randomization to ensure that the results of an experiment are accurate.

Accepted Answer

Hypothesis-a statement summarizing your ...

Question 11

Of the following,this hypothesis would NOT be appropriate given the concept of testability:

Accepted Answer

A)   behavior is influenced by the rewards that follow the behavior.
B)   children who view aggression are more likely to act in an aggressive manner.
C)   invisible forces influence our behavior every day.
D)   personality traits can be influenced by genetics.E) B) and D)
F) None of the above

Question 12

The purpose of random assignment is to make sure that

Accepted Answer

A)   each research participant spends an equal amount of time in the treatment and control groups.
B)   each research participant has an equal chance of being in the treatment or control group.
C)   everyone in each group is exactly the same on the independent variable.
D)   everyone in each group is exactly the same on the dependent variable.E) B) and C)
F) A) and D)

Question 13

Epidemiology is the study of

Accepted Answer

A)   the effectiveness of the correlational model in determining cause.
B)   research methods.
C)   various forms of therapy.
D)   incidence, distribution, and consequences of a problem in a population.E) B) and D)
F) A) and D)

Question 14

Longitudinal and/or cross-sectional research is often necessary to determine

Accepted Answer

A)   how disorders change and progress over a typical patient's lifetime.
B)   the genetic causes of a particular disorder.
C)   the environmental causes of a particular disorder.
D)   if a particular treatment is appropriate for patients suffering from a specific disorder.E) B) and C)
F) A) and D)

Question 15

Of the following,researchers use _____________ to attempt to control for the phenomenon called the "allegiance effect," which occurs when experimenter bias influences research outcomes.

Accepted Answer

A)   correlation studies
B)   double-blind control
C)   epidemiological studies
D)   placebo pillsE) None of the above
F) A) and B)

Question 16

In regard to research design,all of the following statements are true EXCEPT that

Accepted Answer

A)   independent variables are hypothesized to have an impact on dependent variables.
B)   independent variables are generally manipulated by the researcher.
C)   dependent variables are hypothesized to have an impact on independent variables.
D)   dependent variables are generally measured by the researcher.E) A) and B)
F) A) and C)

Question 17

Whenever Hilda smiles,the whole world smiles with her.If Hilda doesn't smile,the world doesn't smile.The correlation coefficient describing the relation between Hilda's smiles and the world's smiles is

Accepted Answer

A)   +1.00.
B)   0.00.
C)   -1.00.
D)   cannot be determined from this information.E) B) and C)
F) C) and D)

Question 18

Dagwood discovered that the more intelligent a person is,the more books that person has at home.From this,Dagwood inferred that books make one more intelligent,so he rushed to the bookstore and spent hundreds of dollars on books for his home library in hopes of increasing his intelligence.Dagwood could have saved his money,because

Accepted Answer

A)   intelligence comes first, not the books.
B)   it would have been cheaper just to buy books at garage sales.
C)   based simply on a correlation between books and intelligence, it is impossible to determine directionality of causation.
D)   none of the above; excuse me while I run to the bookstoreE) B) and C)
F) All of the above

Question 19

The purpose of a control group in experimental research is to

Accepted Answer

A)   control for the expectation of some research subjects that they will improve just because they are in a research study.
B)   determine whether a treatment or independent variable actually influenced change in the independent variable.
C)   determine statistical significance.
D)   control the dependent variable.E) A) and C)
F) All of the above

Question 20

Which of the following is an example of treatment process research?

Accepted Answer

A)   Examining the impact of Prozac on depression
B)   Determining how many therapy sessions it takes for most anxiety patients to feel better
C)   Examining the impact of Prozac on serotonin levels
D)   Determining which treatment reduces patients' anxiety in the fewest number of sessionsE) A) and B)
F) B) and C)

Exam 4: Research Methods

One significant limitation of the cross-sectional design is called the "cohort effect." This relates to the fact that

Correct Answer
verified

Provide definitions for the terms hypothesis,independent variable,dependent variable,and confound.Discuss how you could use a control group and randomization to ensure that the results of an experiment are accurate.

Correct Answer
verified
Hypothesis-a statement summarizing your ...
View Answer

Of the following,researchers use _____________ to attempt to control for the phenomenon called the "allegiance effect," which occurs when experimenter bias influences research outcomes.

Correct Answer
verified

The genetic mechanism that ultimately contributes to the underlying problems causing the symptoms and difficulties experienced by people with psychological disorders is called ______.

Correct Answer
verified

Which of the following is an example of treatment process research?

Correct Answer
verified

Whenever Hilda smiles,the whole world smiles with her.If Hilda doesn't smile,the world doesn't smile.The correlation coefficient describing the relation between Hilda's smiles and the world's smiles is

Correct Answer
verified

The purpose of a control group in experimental research is to

Correct Answer
verified

One of the problems in trying to understand how psychopathology may be "caused" by cultural influences is that similarities in the way individuals of a culture experience psychopathology

Correct Answer
verified

In regard to research design,all of the following statements are true EXCEPT that

Correct Answer
verified

One of the major problems of using family studies to determine the genetic components of psychological disorders is that family members may have similar disorders due to

Correct Answer
verified

Of the following,this hypothesis would NOT be appropriate given the concept of testability:

Correct Answer
verified

Epidemiology is the study of

Correct Answer
verified

Epidemiologists study _____________ of a particular problem in one or more populations.

Correct Answer
verified

In a study to investigate the effects of alcohol on reflexes,some students were given three bottles of beer and some were given three bottles of nonalcoholic beer,and reaction time was measured.The group that received the nonalcoholic beer is the _______.

Correct Answer
verified

Describe each of the four components of informed consent for research participants.Explain why it may be difficult to satisfy informed consent when research participants are mentally retarded adults.

Correct Answer
verified
Competence-the participant is capable of...
View Answer

The correlation between the amount of time a college student studies and the student's height in inches is ________.

Correct Answer
verified

The purpose of random assignment is to make sure that

Correct Answer
verified

What type of research focuses on the results of an intervention?

Correct Answer
verified

Correct Answer
verified

Longitudinal and/or cross-sectional research is often necessary to determine

Correct Answer
verified

Exam 4: Research Methods

One significant limitation of the cross-sectional design is called the "cohort effect." This relates to the fact that

Correct AnswerverifiedShow Answer

Provide definitions for the terms hypothesis,independent variable,dependent variable,and confound.Discuss how you could use a control group and randomization to ensure that the results of an experiment are accurate.

Correct AnswerverifiedHypothesis-a statement summarizing your ...View AnswerShow Answer

Of the following,researchers use _____________ to attempt to control for the phenomenon called the "allegiance effect," which occurs when experimenter bias influences research outcomes.

Correct AnswerverifiedShow Answer

The genetic mechanism that ultimately contributes to the underlying problems causing the symptoms and difficulties experienced by people with psychological disorders is called ______.

Correct AnswerverifiedShow Answer

Which of the following is an example of treatment process research?

Correct AnswerverifiedShow Answer

Whenever Hilda smiles,the whole world smiles with her.If Hilda doesn't smile,the world doesn't smile.The correlation coefficient describing the relation between Hilda's smiles and the world's smiles is

Correct AnswerverifiedShow Answer

The purpose of a control group in experimental research is to

Correct AnswerverifiedShow Answer

One of the problems in trying to understand how psychopathology may be "caused" by cultural influences is that similarities in the way individuals of a culture experience psychopathology

Correct AnswerverifiedShow Answer

In regard to research design,all of the following statements are true EXCEPT that

Correct AnswerverifiedShow Answer

One of the major problems of using family studies to determine the genetic components of psychological disorders is that family members may have similar disorders due to

Correct AnswerverifiedShow Answer

Of the following,this hypothesis would NOT be appropriate given the concept of testability:

Correct AnswerverifiedShow Answer

Epidemiology is the study of

Correct AnswerverifiedShow Answer

Epidemiologists study _____________ of a particular problem in one or more populations.

Correct AnswerverifiedShow Answer

In a study to investigate the effects of alcohol on reflexes,some students were given three bottles of beer and some were given three bottles of nonalcoholic beer,and reaction time was measured.The group that received the nonalcoholic beer is the _______.

Correct AnswerverifiedShow Answer

Describe each of the four components of informed consent for research participants.Explain why it may be difficult to satisfy informed consent when research participants are mentally retarded adults.

Correct AnswerverifiedCompetence-the participant is capable of...View AnswerShow Answer

The correlation between the amount of time a college student studies and the student's height in inches is ________.

Correct AnswerverifiedShow Answer

The purpose of random assignment is to make sure that

Correct AnswerverifiedShow Answer

What type of research focuses on the results of an intervention?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Longitudinal and/or cross-sectional research is often necessary to determine

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified
Hypothesis-a statement summarizing your ...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Competence-the participant is capable of...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
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Correct Answer
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Correct Answer
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