Measurement and Methodology (GRE (Graduate Record Examinations) Psychology): Questions 78 - 80 of 88

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Question number: 78

» Measurement and Methodology » Research Designs

MCQ▾

Question

Olivia and Hannah are talking about dreaming one day after their psychology class. Most mornings Olivia doesn’t remember any of her dreams, but occasionally she has vivid recollections when she wakes. Hannah says she has the same experience and wonders why. When they talk to friends about the phenomenon, they notice a pattern related to the stress of the previous day. They verbalize this pattern as, “If someone feels stressed out over something one day, then she is more likely to remember her dreams the following day. ” Olivia and Hannah have just formed a

Choices

Choice (4) Response

a.

scientific attitude.

b.

valid statement.

c.

hypothesis.

d.

foresight

Question number: 79

» Measurement and Methodology » Statistical Procedures

MCQ▾

Question

An analysis of variance is more appropriate than multiple t tests when analyzing data from multiple group experiments because ________.

Choices

Choice (4) Response

a.

The possibility of rejecting a null hypothesis that is true is more likely using an analysis of variance.

b.

Doing many t tests increases the chances of Type 2 error.

c.

Multiple t tests in one experiment increase the chance of a Type 1 error.

d.

Significant effects are more likely to be found with an analysis of variance.

Question number: 80

» Measurement and Methodology » Statistical Procedures

MCQ▾

Question

The Acme Scale of Aggression has a + 0.10 correlation with four other standardized aggression scales. Also, a correlation of + 1.00 exists between the scores of any student who takes the Acme Scale of Aggression twice. This indicates that the Acme Scale of Aggression has

Choices

Choice (4) Response

a.

moderate external validity and moderate reliability

b.

low concurrent validity but high reliability

c.

low internal validity but high external validity

d.

high content validity but low reliability

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