Research Methods and Statistics [GATE (Graduate Aptitude Test in Engineering) Psychology]: Questions 81 - 84 of 320

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Question 81

Research Methods and Statistics
Measures of Central Tendency and Dispersion

Appeared in Year: 2013 (UGC)

Question

MCQ▾

While evaluating the personnel selection programme, job performance was found to have a multiple correlation of 0.6 with the four predictors in the selection test battery. This means that the four predictors explain (December)

Choices

Choice (4)Response

a.

64 % variance in job performance

b.

60 % variance in job performance

c.

40 % variance in job performance

d.

36 % variance in job performance

Question 82

Research Methods and Statistics
Experimental

Question

MCQ▾

The amount of study time, the sex of subjects, the temperature in the room, the time of the day, the amount of light, and so forth, are coming under ________.

Choices

Choice (4)Response

a.

Extraneous variables and Outside variables

b.

Dependent variables

c.

Outside variables

d.

Extraneous variables

Question 83

Research Methods and Statistics
Measures of Central Tendency and Dispersion

Question

MCQ▾

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

Choices

Choice (4)Response

a.

Variability

b.

Central tendency

c.

Central tendency and variability

d.

None of the above

Question 84

Research Methods and Statistics
Sampling

Question

MCQ▾

If the sample is perfectly representative of the ________, its results will accurately reflect the results for the entire population.

Choices

Choice (4)Response

a.

Population

b.

Area

c.

Group

d.

All of the above

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