Statistics & Research Methods (CBSE-NET (UGC) Psychology (Paper-II & Paper-III)): Questions 114 - 120 of 161

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Question number: 114

» Statistics & Research Methods » Measures of Central Tendency

MCQ▾

Question

A measure of ________ is simply a number describing a “middle score” around which other score falls.

Choices

Choice (4) Response

a.

Variability

b.

Central tendency

c.

Frequency

d.

All of the above

Question number: 115

» Statistics & Research Methods » Inferential Statistics

MCQ▾

Question

The simplest way of visualizing a correlation is to construct a ________.

Choices

Choice (4) Response

a.

Diagram

b.

Scatter diagram

c.

Graph

d.

All of the above

Question number: 116

» Statistics & Research Methods » Basic Descriptive Statistics

MCQ▾

Question

An alternate way of graphing scores is the more familiar ________.

Choices

Choice (4) Response

a.

Graphical

b.

Frequency histogram

c.

Frequency polygon

d.

All of the above

Question number: 117

» Statistics & Research Methods » Factor Analysis

MCQ▾

Question

Which is most useful in determining whether different items on a test are measuring the same thing?

Choices

Choice (4) Response

a.

Co-validation.

b.

Test tryout.

c.

Cross-validation.

d.

Factor analysis.

Question number: 118

» Statistics & Research Methods » Inferential Statistics

MCQ▾

Question

The most commonly used correlation coefficient is called ________.

Choices

Choice (4) Response

a.

Pearson coefficient

b.

Correlation

c.

Rank correlation coefficient

d.

All of the above

Question number: 119

» Statistics & Research Methods » Measures of Central Tendency

MCQ▾

Question

________ is found by arranging scores from the highest to the lowest and selecting the score that falls in the middle.

Choices

Choice (4) Response

a.

Average

b.

Median

c.

Mean

d.

Mode

Question number: 120

» Statistics & Research Methods » Measures of Variation

MCQ▾

Question

The most widely used measure of correlation is

Choices

Choice (4) Response

a.

the Pearson r.

b.

Spearman’s rho.

c.

the rank-difference correlation coefficient.

d.

the Spearman-Brown prophecy formula.

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