# Research Methods and Statistics [GATE (Graduate Aptitude Test in Engineering) Psychology]: Questions 191 - 194 of 320

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## Question 191

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

### Question

Assertion-Reason▾

### Assertion(Ꭺ)

Given below are two statements, one labelled as Assertion (A) and other labelled as Reason (R) . Indicate your answer using the code given below:

Sampling error can be used to estimate the effect size in a study

### Reason(Ꭱ)

The effect size may be biased.

### Choices

Choice (4)Response

a.

Ꭺ is false but Ꭱ is true

b.

Ꭺ is true but Ꭱ is false

c.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

d.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

## Question 192

Research Methods and Statistics
Correlation

MCQ▾

### Choices

Choice (4)Response

a.

Phi coefficient

b.

Biserial correlation

c.

Point biserial correlation

d.

None of the above

## Question 193

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

### Question

MCQ▾

The correct order of method of the Kruskal-Wallis test is:

### Choices

Choice (4)Response

a.

Rank the data calculate the critical chi-square value add the ranks of sample

b.

Rank the data calculate the critical chi-square value add the ranks of sample

c.

Add the ranks of sample rank the data calculate the critical chi-square value

d.

Rank the data add the ranks of sample calculate the critical chi-square value

## Question 194

Research Methods and Statistics
Tetrachoric

### Question

MCQ▾

Tetra choric correlation was proposed by:

### Choices

Choice (4)Response

a.

John Garcia

b.

Pearson

c.

Burton H Camp

d.

Question does not provide sufficient data or is vague

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