GRE Psychology: Questions 69 - 71 of 437

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Question number: 69

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

MCQ▾

Question

In a frequency polygon, the abscissa

Choices

Choice (4) Response
a.

plots the frequencies

b.

is almost always normally distributed

c.

plots the scores

d.

plots the percentiles

Question number: 70

» Measurement and Methodology » Analysis and Interpretation of Findings

MCQ▾

Question

Sitting in the park one sunny day, Chaim notices that people who are walking dogs smile at him more often than people without dogs. Chaim concludes that people who own dogs are happier than those who do not own dogs. Based on the principles of psychological research, what is the biggest problem with Chaim’s conclusion?

Choices

Choice (4) Response
a.

Just because someone is walking a dog doesn’t mean the person owns that dog.

b.

Chaim did not observe people with cats before coming to his conclusion.

c.

Correlation does not prove causation; the association may be spurious.

d.

Chaim did not operationalize “dog. ”

Question number: 71

» Social Psychology » Theories, Applications and Issues

MCQ▾

Question

A speaker is attempting to convince an audience of listeners that a particular theory of evolution is correct. The audience consists of 500 adult men and women. Which of the following factors would NOT increase the likelihood that the speaker will convince the audience?

Choices

Choice (4) Response
a.

The speaker is perceived as an expert.

b.

The speaker uses anecdotal information.

c.

The speaker confidently tells the audience it will be convinced.

d.

The speaker engages in a debate with an opponent.

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