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Which term refers to a treatment combination within an experiment?


A) level
B) link
C) cell
D) unit

E) A) and B)
F) None of the above

Correct Answer

verifed

verified

The change in the dependent variable that occurs because members of one experimental group experienced different historical situations than members of other experimental groups is called a(n) ____.


A) cohort effect
B) Hawthorne effect
C) testing effect
D) instrumentation effect

E) B) and D)
F) A) and D)

Correct Answer

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A

Which type of effect is a function of time and the naturally occurring events that coincide with growth and experience?


A) history effect
B) testing effect
C) selection effect
D) maturation effect

E) A) and B)
F) None of the above

Correct Answer

verifed

verified

When the experimenter's comments influence the subjects' behavior so that they give answers that they think the experimenter wants to hear rather than their true feelings, we say that ____________________ has occurred.

Correct Answer

verifed

verified

Participants in experimental research are typically referred to as respondents.

A) True
B) False

Correct Answer

verifed

verified

Compare and contrast internal validity and external validity and discuss which one is most important in experimental research.

Correct Answer

verifed

verified

Internal validity exists to the e...

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All of the following are experimental design elements EXCEPT for the ____.


A) selection and assignment of subjects to treatments
B) control over extraneous variables
C) manipulation of the independent variable
D) manipulation of the dependent variable

E) None of the above
F) A) and B)

Correct Answer

verifed

verified

In an experiment, the researcher manipulates the dependent variable and measures its effect on the independent variable.

A) True
B) False

Correct Answer

verifed

verified

The term linkage refers to a specific treatment combination associated with an experimental group.

A) True
B) False

Correct Answer

verifed

verified

Test-market sabotage involves intentional attempts to disrupt the results of a test-market being conducted by another firm.

A) True
B) False

Correct Answer

verifed

verified

The question as to whether the independent variable was the sole cause of the change in the dependent variable is the basic issue in ____.


A) a repeated measures study
B) internal validity
C) a matching study
D) external validity

E) A) and B)
F) A) and C)

Correct Answer

verifed

verified

____________________ is intended to equally distribute the effects of extraneous variables to all conditions.

Correct Answer

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verified

Randomizat...

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Salespeople are tested one year after a sales training program and perform better on the exam, not because of the training program, but because they have gained one year's experience in sales. Which type of effect has occurred?


A) selection effect
B) maturation effect
C) history effect
D) cohort effect

E) C) and D)
F) A) and C)

Correct Answer

verifed

verified

One way to reduce demand characteristics is to tell subjects the true purpose of the experiment so that they will be more willing to participate honestly.

A) True
B) False

Correct Answer

verifed

verified

A(n) ____________________ is an experimental deception that involves a false treatment.

Correct Answer

verifed

verified

placebo

If the sampling units in an experimental cell are somehow different than the units in another cell, and this difference affects the dependent variable, ____ may occur.


A) systematic error
B) sampling error
C) experimenter bias
D) subject bias

E) C) and D)
F) B) and C)

Correct Answer

verifed

verified

When a researcher claims that the results of a test market in Indianapolis, Indiana will hold in a national rollout of the new product, this researcher is claiming ____.


A) internal validity
B) the repeated measures effect
C) constant error
D) external validity

E) A) and B)
F) A) and C)

Correct Answer

verifed

verified

In an experiment, the ____________________ group does not receive the experimental treatment.

Correct Answer

verifed

verified

Experimental research attempts to find causal relationships among variables.

A) True
B) False

Correct Answer

verifed

verified

A continuous variable that is expected to show a statistical relationship with the dependent variables is called a(n) ____________________.

Correct Answer

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covariate

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