Question 1

List and describe the conditions that make using a within-subjects design viable.

Accepted Answer

Answer not provided.

Question 2

Control may be defined as

Accepted Answer

A)  the ability to guide sources of variability in an experiment 
B)  providing standards for comparing the effect of a particular variable 
C)  providing techniques to reduce the effects of extraneous variables on the results 
D)  all of these 
A)  the ability to guide sources of variability in an experiment 
B)  providing standards for comparing the effect of a particular variable 
C)  providing techniques to reduce the effects of extraneous variables on the results 
D)  all of these D

Question 3

Sometimes a nonexperimental study has more ____ validity than a corresponding laboratory study,despite the more limited control

Accepted Answer

A)  External 
B)  Internal 
C)  Construct 
D)  Concurrent 
A)  External 
B)  Internal 
C)  Construct 
D)  Concurrent A

Question 4

Which one of the following is not a good general strategy for achieving control in research?

Accepted Answer

A)  using a laboratory setting 
B)  instrumenting the response 
C)  avoiding designs that require statistical analyses 
D)  using trained researchers 
A)  using a laboratory setting 
B)  instrumenting the response 
C)  avoiding designs that require statistical analyses 
D)  using trained researchers

Question 5

Replication is

Accepted Answer

A)  used as a means of control only when statistical significance is marginal 
B)  generally considered a real test of an experimental result 
C)  only attempted when a researcher(s results are suspect 
D)  limited to testing internal validity, not external, construct, or statistical 
A)  used as a means of control only when statistical significance is marginal 
B)  generally considered a real test of an experimental result 
C)  only attempted when a researcher(s results are suspect 
D)  limited to testing internal validity, not external, construct, or statistical

Question 6

The difference between a nuisance variable and a confounded variable is

Accepted Answer

A)  There is no difference. They are the same thing. 
B)  A nuisance variable varies with the independent variable 
C)  A confounded variable varies with the dependent variable 
D)  A confounded variable varies with the independent variable 
A)  There is no difference. They are the same thing. 
B)  A nuisance variable varies with the independent variable 
C)  A confounded variable varies with the dependent variable 
D)  A confounded variable varies with the independent variable

Question 7

Matching may justified in an experiment if

Accepted Answer

A)  there is a variable that is highly correlated with the dependent variable 
B)  it is feasible to present a pretest before assigning subjects to conditions 
C)  Both a and b are true. 
D)  Matching is always justified. 
A)  there is a variable that is highly correlated with the dependent variable 
B)  it is feasible to present a pretest before assigning subjects to conditions 
C)  Both a and b are true. 
D)  Matching is always justified.

Question 8

Discuss the concept of a preparation and give an example of how it might apply in a psychological experiment.

Accepted Answer

Preparation in the context of a psycholo

Question 9

A nuisance variable is

Accepted Answer

A)  the same as a confounded variable 
B)  an second independent variable in an experiment 
C)  one that is included even though it is not of theoretical interest 
D)  Both b and c are correct. 
A)  the same as a confounded variable 
B)  an second independent variable in an experiment 
C)  one that is included even though it is not of theoretical interest 
D)  Both b and c are correct.

Question 10

A within-subjects experiment is one in which each subject

Accepted Answer

A)  experiences each condition 
B)  serves as his or her own control 
C)  experiences only one of the conditions 
D)  both a and b 
A)  experiences each condition 
B)  serves as his or her own control 
C)  experiences only one of the conditions 
D)  both a and b

Question 11

Discuss two methods by which experimental control over extraneous variables can be increased.

Accepted Answer

There are several methods by which exper

Question 12

When designing an experiment,one must always have

Accepted Answer

A)  A control group 
B)  An experimental group 
C)  A control condition 
D)  Confounded variables 
A)  A control group 
B)  An experimental group 
C)  A control condition 
D)  Confounded variables

Question 13

Which one of the following is not a good specific strategy for achieving control in research?

Accepted Answer

A)  using subjects as their own control 
B)  building nuisance variables into the experiment 
C)  making designs more complex 
D)  using statistical controls 
A)  using subjects as their own control 
B)  building nuisance variables into the experiment 
C)  making designs more complex 
D)  using statistical controls

Question 14

Which one of the following statements is true about a between-subjects experiment?

Accepted Answer

A)  Each subject experiences each condition. 
B)  Different groups of subjects experience different conditions. 
C)  Each group of subjects experiences each condition. 
D)  Each individual experiences a different condition. 
A)  Each subject experiences each condition. 
B)  Different groups of subjects experience different conditions. 
C)  Each group of subjects experiences each condition. 
D)  Each individual experiences a different condition.

Question 15

A between-subjects experiment is one in which each subject

Accepted Answer

A)  experiences each condition 
B)  serves as his or her own control 
C)  experiences only one of the conditions 
D)  both a and b 
A)  experiences each condition 
B)  serves as his or her own control 
C)  experiences only one of the conditions 
D)  both a and b

Question 16

Matching can reduce the precision of your experiment if

Accepted Answer

A)  the variable on which you match is not highly correlated with the dependent variable 
B)  the variable on which you match is too highly correlated with the dependent variable 
C)  the matching variable and the dependent variable are the same 
D)  None of these are true. Matching always increases the precision of an experiment. 
A)  the variable on which you match is not highly correlated with the dependent variable 
B)  the variable on which you match is too highly correlated with the dependent variable 
C)  the matching variable and the dependent variable are the same 
D)  None of these are true. Matching always increases the precision of an experiment.

Question 17

An environment that is selected for a particular research purpose is called

Accepted Answer

A)  Construct validity 
B)  A preparation 
C)  Reliable 
D)  Instrumentation 
A)  Construct validity 
B)  A preparation 
C)  Reliable 
D)  Instrumentation

Question 18

Laboratory research,as opposed to field research,is

Accepted Answer

A)  the only way to achieve satisfactory experimental control 
B)  required by government funding agencies 
C)  better because participants expect formal settings 
D)  generally preferred because it is easier to achieve control 
A)  the only way to achieve satisfactory experimental control 
B)  required by government funding agencies 
C)  better because participants expect formal settings 
D)  generally preferred because it is easier to achieve control

Question 19

Which of the following is an example of random allocation of subjects to groups?

Accepted Answer

A)  A sign-up sheet is passed around the class with times. Participants are allowed to sign up for the time that fits them best 
B)  Rats are pulled from a group cage and the first batch are placed in Condition 1, the second in Condition 2, and so on 
C)  Assign numbers individually and non-systemmatically, then look at a random number table to allocate them to groups. 
D)  Divide participants based on where they live 
A)  A sign-up sheet is passed around the class with times. Participants are allowed to sign up for the time that fits them best 
B)  Rats are pulled from a group cage and the first batch are placed in Condition 1, the second in Condition 2, and so on 
C)  Assign numbers individually and non-systemmatically, then look at a random number table to allocate them to groups. 
D)  Divide participants based on where they live

Question 20

Failing to confirm a hypothesis

Accepted Answer

A)  Means that the hypothesis is incorrect 
B)  Means that the equipment could be faulty 
C)  Means that there may be problems with the experimental technique 
D)  Any of the above are possible 
A)  Means that the hypothesis is incorrect 
B)  Means that the equipment could be faulty 
C)  Means that there may be problems with the experimental technique 
D)  Any of the above are possible

List and describe the conditions that make using a within-subjects design viable.

Control may be defined as

Sometimes a nonexperimental study has more ____ validity than a corresponding laboratory study,despite the more limited control

Which one of the following is not a good general strategy for achieving control in research?

Replication is

The difference between a nuisance variable and a confounded variable is

Matching may justified in an experiment if

Discuss the concept of a preparation and give an example of how it might apply in a psychological experiment.

A nuisance variable is

A within-subjects experiment is one in which each subject

Discuss two methods by which experimental control over extraneous variables can be increased.

When designing an experiment,one must always have

Which one of the following is not a good specific strategy for achieving control in research?

Which one of the following statements is true about a between-subjects experiment?

A between-subjects experiment is one in which each subject

Matching can reduce the precision of your experiment if

An environment that is selected for a particular research purpose is called

Laboratory research,as opposed to field research,is

Which of the following is an example of random allocation of subjects to groups?

Failing to confirm a hypothesis

Psychology and Science

Developing a Research Question

Ethics in Research

Writing in Psychology

Variables

Tabular and Graphical Description of Data

Validity

Nonexperimental Research, part 1: Observational, archival, and Case-Study Research

Nonexperimental Research, part 2: Survey Research

True Experiments, part 1: Single-Factor Designs

True Experiments, part 2: Factorial Designs

Single-Subject Experiments

Quasi Experiments

Biases and Limitations of Experimental Psychology

Filters

Exam 8: Control

List and describe the conditions that make using a within-subjects design viable.

Control may be defined as

Sometimes a nonexperimental study has more ____ validity than a corresponding laboratory study,despite the more limited control

Which one of the following is not a good general strategy for achieving control in research?

Replication is

The difference between a nuisance variable and a confounded variable is

Matching may justified in an experiment if

Discuss the concept of a preparation and give an example of how it might apply in a psychological experiment.

A nuisance variable is

A within-subjects experiment is one in which each subject

Discuss two methods by which experimental control over extraneous variables can be increased.

When designing an experiment,one must always have

Which one of the following is not a good specific strategy for achieving control in research?

Which one of the following statements is true about a between-subjects experiment?

A between-subjects experiment is one in which each subject

Matching can reduce the precision of your experiment if

An environment that is selected for a particular research purpose is called

Laboratory research,as opposed to field research,is

Which of the following is an example of random allocation of subjects to groups?

Failing to confirm a hypothesis

Psychology and Science

Developing a Research Question

Ethics in Research

Writing in Psychology

Variables

Tabular and Graphical Description of Data

Validity

Nonexperimental Research, part 1: Observational, archival, and Case-Study Research

Nonexperimental Research, part 2: Survey Research

True Experiments, part 1: Single-Factor Designs

True Experiments, part 2: Factorial Designs

Single-Subject Experiments

Quasi Experiments

Biases and Limitations of Experimental Psychology

Filters