Research Methods and Statistics [GATE (Graduate Aptitude Test in Engineering) Psychology]: Questions 212 - 215 of 320

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Question 212

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

Question

MCQ▾

Which of the following is not a use of power analysis?

Choices

Choice (4)Response

a.

It is helpful to make comparison between different methods in statistics

b.

It is helpful to determine the minimum effect size in a study

c.

It can be used to calculate minimum sample size

d.

It can be used to calculate maximum sample size needed for a study

Question 213

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

Question

MCQ▾

Which of the following factors influence power analysis?

i. Statistical significance criterion

ii. Magnitude of the effect

iii. Sample size

Choices

Choice (4)Response

a.

ii and iii

b.

i and ii

c.

i, ii and iii

d.

i and iii

Question 214

Research Methods and Statistics
Point Biserial

Question

MCQ▾

Which of the given statement is not true about point biserial correlation?

Choices

Choice (4)Response

a.

One of the variables in the given study must be measured on a continuous scale

b.

Among the two variables, one variable must be a dichotomous variable

c.

Approximately the continuous variable should be normally distributed

d.

None of the above

Question 215

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:

The stochastic dominance of one sample over the other sample is indicated by the Kruskal-Wallis test.

Reason(Ꭱ)

To understand about the stochastic dominance specifically, some other tests are used.

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 false

d.

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

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