# Research Methods and Statistics [GATE (Graduate Aptitude Test in Engineering) Psychology]: Questions 279 - 282 of 320

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## Question 279

Research Methods and Statistics
Parametric and Non-Parametric Tests Effect Size and Power Analysis

Appeared in Year: 2021

### Question

MCQ▾

Which technique allows researchers to conduct an integrative statistical analysis of multiple independent studies addressing the same question?

### Choices

Choice (4)Response

a.

Meta-analysis

b.

Correlational analysis

c.

Regression analysis

d.

Bootstrapping

## Question 280

Research Methods and Statistics
Sampling

### Question

MCQ▾

Identify the probability sampling method:

### Choices

Choice (4)Response

a.

Stratified random sampling

b.

Simple random sampling

c.

Area/cluster sampling

d.

All b., a. and c. are correct

## Question 281

Research Methods and Statistics
Observation

### Question

MCQ▾

Identify the correct difference between participant and non-participant observation:

### Choices

Choice (4)Response

a.

The observer in the participant observation actively participates in the observed group while in non-participant observation it is not

b.

The identity of the observer in the participant observation is hidden while in non-participant it is not.

c.

Participant observation is unstructured while non-participant observation is structured.

d.

All c., a. and b. are correct

## Question 282

Research Methods and Statistics
Correlation

Appeared in Year: 2021

### Question

MCQ▾

Correlation coefficient (r) between variables is and correlation coefficient

(r) Between variables is . Which of the following statements are correct? (marks 2)

### Choices

Choice (4)Response

a.

share more variance than

b.

Degree of association between is greater than

c.

P is better predictor of R compared to M

d.

All a., c. and b. are correct

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