Research Methods and Statistics [GATE (Graduate Aptitude Test in Engineering) Psychology]: Questions 203 - 205 of 320

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Question 203

Research Methods and Statistics
Biserial

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:

The value of point biserial correlation ranges from to .

Reason(Ꭱ)

A value of denotes no relationship whereas; a value of denotes perfect relationship.

Choices

Choice (4)Response

a.

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

b.

Ꭺ is false but Ꭱ is true

c.

Both Ꭺ and Ꭱ are false

d.

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

Question 204

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

Question

MCQ▾

Which of the following statement is not true about effect size?

Choices

Choice (4)Response

a.

It is a complement in statistical hypothesis testing

b.

It helps for determining sample size

c.

It is a factor in determining power analysis

d.

A stronger effect size can be determined by smaller absolute value

Question 205

Research Methods and Statistics
Tetrachoric

Question

MCQ▾

Which of the given statement is not true about tetra choric correlation?

Choices

Choice (4)Response

a.

Tetra choric coefficient correlation is not widely used and popular.

b.

It is a measure of association between two be-categorical variables.

c.

Pearson in 1900 proposed tetra choric correlation

d.

None of the above

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