Measurement and Methodology-Psychometrics, Test Construction, Reliability, Validity [GRE (Graduate Record Examinations) Psychology]: Questions 5 - 8 of 52

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Question 5

Psychometrics, Test Construction, Reliability, Validity
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Question

MCQ▾

According to the true score theory, an individual’s score on a test of extraversion reflects a level of extraversion as defined by the test and that level is presumed to be

Choices

Choice (5)Response
a.less than or equal to the degree of error inherent in the score.
b.the testtaker’s “true” level of extraversion.
c.only an estimate of the testtaker’s true level of extraversion.
d.greater than the degree of error inherent in the score.
e.more than degree of error in the score

Question 6

Psychometrics, Test Construction, Reliability, Validity
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Question

MCQ▾

A behavioral observation checklist requires the observer to note whether the person being observed smiles. A key source of error variance resulting from this requirement is

Choices

Choice (5)Response
a.item sampling variance.
b.content variance.
c.scoring variance.
d.All of the above
e.Question does not provide sufficient data or is vague

Question 7

Psychometrics, Test Construction, Reliability, Validity
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MCQ▾

In a frequency polygon, the abscissa

Choices

Choice (5)Response
a.is leptokurtic when scores are not normally distributed
b.plots the scores
c.is almost always normally distributed
d.plots the percentiles
e.plots the frequencies

Question 8

Psychometrics, Test Construction, Reliability, Validity
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MCQ▾

Whether an experiment is internally valid depends primarily on ________.

Choices

Choice (5)Response
a.Whether or not a random sample was used.
b.The number of treatment conditions.
c.Whether the results are confounded.
d.The hypothesis of the experiment.
e.Whether humans or animals were subjects.