Measurement and Methodology (GRE (Graduate Record Examinations) Psychology): Questions 70 - 73 of 92

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Question number: 70

» Measurement and Methodology » Psychometrics, Test Construction, Reliability, Validity

MCQ▾

Question

In general, as test length increases, test reliability

Choices

Choice (5) Response

a.

is not affected either way.

b.

is unaffected

c.

decreases.

d.

is affected but insignificantly.

e.

increases.

Question number: 71

» Measurement and Methodology » Statistical Procedures

MCQ▾

Question

A normal distribution of 2000 scores has a mean of 150 and a standard deviation of 6. Jenny received a 162. Each of the following is true of her score EXCEPT

Choices

Choice (5) Response

a.

approximately 68 % of student scored lower than she did

b.

her score is equivalent to a z-score of + 2

c.

her score is two standard deviations from the mean

d.

approximately 48 % of the total scores lie between her score and the mean

e.

her percentile rank is approximately the 98th percentile

Question number: 72

» Measurement and Methodology » Scientific Method and the Evaluation of Evidence

MCQ▾

Question

A written research report should provide all BUT WHICH of the following?

Choices

Choice (5) Response

a.

Information to enable others to replicate and extend the findings.

b.

The raw data of the experiment and all statistical computations.

c.

Information to permit others to judge the quality of the research.

d.

Information to enable other researchers to make a critical evaluation of procedures.

e.

None of the above

Question number: 73

» Measurement and Methodology » Analysis and Interpretation of Findings

MCQ▾

Question

A study requires that a group of college undergraduates be present for a problem-solving workshop every other Saturday. Eventually, a number of students who want to attend fall football games drop out of the study. This is an example of

Choices

Choice (5) Response

a.

selective attrition

b.

reactance

c.

nonrandom sampling

d.

cohort effects

e.

social desirability bias

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