# Research Methods and Statistics [GATE (Graduate Aptitude Test in Engineering) Psychology]: Questions 89 - 93 of 320

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## Question 89

Research Methods and Statistics
Measures of Central Tendency and Dispersion

### Question

MCQ▾

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.

None of the above

## Question 90

Research Methods and Statistics
Experimental

### Question

MCQ▾

In graphing the results of an experiment, it is conventional in Psychology to plot the values of the independent variable on the horizontal axis, called ________, and the values of dependent variable on the vertical axis, called ________.

### Choices

Choice (4)Response

a.

Abscissa, ordinate

b.

Ordinate, ordinate

c.

Abscissa, abscissa

d.

Ordinate, abscissa

## Question 91

Research Methods and Statistics
Measures of Central Tendency and Dispersion

### Question

MCQ▾

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

### Choices

Choice (4)Response

a.

Graphical

b.

Frequency polygon

c.

Frequency histogram

d.

All of the above

## Question 92

Research Methods and Statistics
Assumptions

### Question

MCQ▾

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.

Factor analysis.

d.

Cross-validation.

## Question 93

Research Methods and Statistics
Observation

### Question

MCQ▾

Observation and recording of naturally occurring behavior that is not manipulated experimentally, is called ________.

### Choices

Choice (4)Response

a.

Naturalistic observation

b.

Clinical method

c.

Case method

d.

Survey method

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