Research Methods and Statistics [GATE (Graduate Aptitude Test in Engineering) Psychology]: Questions 187 - 190 of 320

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Question 187

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

Question

MCQ▾

The first step in Friedman test is to:

Choices

Choice (4)Response

a.

Determine the level of significance

b.

Calculate the test statistics

c.

Formulate and test the null hypothesis

d.

Question does not provide sufficient data or is vague

Question 188

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:

Value of power analysis ranges from zero to one

Reason(Ꭱ)

The value of power analysis increases the probability of wrongly failing to reject the null hypothesis decreases.

Choices

Choice (4)Response

a.

Both Ꭺ and Ꭱ are false

b.

Ꭺ is false but Ꭱ is true

c.

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

d.

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

Question 189

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

Question

MCQ▾

Which of the following statement is true about Kruskal-Wallis test?

i. Kruskal-Wallis test is a one-way anova ranks.

ii. It was developed by William Kruskal and W. Allen Wallis.

iii. It is a non-parametric test

Choices

Choice (4)Response

a.

i and iii

b.

i and ii

c.

ii and iii

d.

i, ii and iii

Question 190

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

Question

MCQ▾

The term effect size can refer to:

i. The value of a statistic calculated from a sample of data

ii. The value of a parameter of a hypothetical statistical population

iii. The equation that operationalizes how statistics or parameters lead to the effect size value.

Choices

Choice (4)Response

a.

i and ii

b.

i, ii and iii

c.

ii and iii

d.

i and iii

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