Measurement and Methodology (GRE (Graduate Record Examinations) Psychology): Questions 55 - 57 of 88

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Question number: 55

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

MCQ▾

Question

Of the following, which shows the least correlation with grade point average of young American adolescents?

Choices

Choice (4) Response

a.

Parental attitudes toward education

b.

Socioeconomic status of parents

c.

Scores on tests for reading readiness and English usage

d.

Measured IQ on the Merrill-Palmer test administered at age three years

Question number: 56

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

MCQ▾

Question

A researcher is studying the effect of diet on depression. The hypothesis is that a diet high in carbohydrates will help to alleviate the symptoms of depression. The group being studied is a random group of depressed inpatients. Every other day the subjects fill out the depression symptoms inventory. Which of the following is the most serious confounding variable?

Choices

Choice (4) Response

a.

Some subjects have been in the hospital longer than others.

b.

Some subjects are on antidepressants and others are not.

c.

Some subjects are male and others are female.

d.

Some subjects have been depressed before and others have not.

Question number: 57

» Measurement and Methodology » Research Designs

MCQ▾

Question

For her Experimental Psychology class, Kristen has developed the hypothesis that “intelligent people are more stressed out. ” Kristen’s teacher tells her she needs to use operational definitions for her variables. This means that she needs to

Choices

Choice (4) Response

a.

use projective test techniques

b.

define which variables are independent and which variables are dependent.

c.

define which behaviors or qualities differentiate one person’s “intelligence” from the next person’s, and define the behaviors she associates with “stressed out. ”

d.

explain what procedures she will use to collect her data.

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