# Research Methods and Statistics [GATE (Graduate Aptitude Test in Engineering) Psychology]: Questions 295 - 298 of 320

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## Question 295

Research Methods and Statistics
Hypothesis

Appeared in Year: 2020 (UGC)

### Question

MCQ▾

Testing the scientific hypothesis is impossible due to the need of auxiliary assumptions. What is this associated with? (Morning Shift 25th September)

### Choices

Choice (4)Response

a.

Occam՚s razor

b.

Logical empiricism

c.

Duhem — Quine thesis

d.

Incommensurability

## Question 296

Research Methods and Statistics
Normal Probability Curve

Appeared in Year: 2021

### Question

MCQ▾

Which of the following statements is/are true regarding the normal curve? (marks 1)

### Choices

Choice (4)Response

a.

Normal curves are unimodal

b.

Normal curves are symmetrical distributions

c.

Normal curves are asymptotic

AND

Normal curves can also be asymmetrical sometimes

d.

All c., b. and a. are correct

## Question 297

Research Methods and Statistics
Sampling

### Question

MCQ▾

When it is appropriate to use probability sampling?

### Choices

Choice (4)Response

a.

Desired sample size must be clearly specified

b.

Each individual has equal chance of being included in sample

c.

The size of parent population is known

d.

All a., b. and c. are correct

## Question 298

Research Methods and Statistics
Philosophical Worldviews & Criteria Involved in Approach

Appeared in Year: 2021

### Question

MCQ▾

Using archival analysis, scientists describe a culture by ________.

### Choices

Choice (4)Response

a.

observing the behaviour of members of the society

b.

surveying a representative sample of members of the society

c.

examining documents like magazines, diaries and newspapers

d.

comparing the direct observations of behaviour from different cultures

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