Statistics & Research Methods (CBSE-NET (UGC) Psychology (Paper-II & Paper-III)): Questions 109 - 113 of 161

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Question number: 109

» Statistics & Research Methods » Measures of Central Tendency

MCQ▾

Question

Measures of ________ provide single number that tells how “spread out” scores are.

Choices

Choice (4) Response
a.

Central tendency and variability

b.

Central tendency

c.

Variability

d. Question does not provide sufficient data or is vague

Question number: 110

» Statistics & Research Methods » Inferential Statistics

MCQ▾

Question

If the correlation value is -1.00, a ________.

Choices

Choice (4) Response
a.

Negative relationship exists

b.

Perfect positive relationship exists

c.

Perfect negative relationship exists

d.

Positive relationship exists

Question number: 111

» Statistics & Research Methods » Factor Analysis

MCQ▾

Question

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.

intelligence testing

b.

predictive validity

c.

intelligent quotient

d.

factor analysis

Question number: 112

» Statistics & Research Methods » Measures of Variation

MCQ▾

Question

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.

Coffee drinking causes heart attack

b.

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

c.

An active life style of certain people causes heart attack

d. All of the above

Question number: 113

» Statistics & Research Methods » Regression Analysis

Appeared in Year: 2013

MCQ▾

Question

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

c.

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

d.

Change in Y scores when X scores change by one SD

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