Research Methods and Statistics [GATE (Graduate Aptitude Test in Engineering) Psychology]: Questions 85 - 88 of 320

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Question 85

Research Methods and Statistics
Assumptions

Question

MCQ▾

The statistical technique of ________ determines the degree of correlation between performances on various tasks to determine the extent to which they reflect particular underlying characteristics.

Choices

Choice (4)Response

a.

intelligent quotient

b.

intelligence testing

c.

factor analysis

d.

predictive validity

Question 86

Research Methods and Statistics
Experimental

Question

MCQ▾

The best control for practice effects in an experiment is ________.

Choices

Choice (4)Response

a.

Random selection

b.

Doubled blind

c.

Counterbalancing

d.

Split-half presentation

Question 87

Research Methods and Statistics
Measures of Central Tendency and Dispersion

Question

MCQ▾

If one finds a positive correlation between degree of coffee drinking and the likelihood of heart attacks. One can conclude that:

Choices

Choice (4)Response

a.

Individuals prone to heart attacks are predisposed to drink a lot of coffee

b.

An active life style of certain people causes heart attack

c.

Coffee drinking causes heart attack

d.

None of the above

Question 88

Research Methods and Statistics
Simple Linear Regression

Appeared in Year: 2013 (UGC)

Question

MCQ▾

The standardized regression coefficient in bivariate regression indicates (December)

Choices

Choice (4)Response

a.

Change in Z - scores of Y when X scores change by 1 SD

b.

Change in Y scores when X scores change by 1 SD

c.

Change in Y scores when X scores change by one SD

d.

Change in Z - scores of Y when X scores change by 1 SD

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