ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 409 - 413 of 471

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Question number: 409

» Statistical Methods » Skewness and Kurtosis

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Question

Suppose we have the following observations:

{12 13 54 56 25}

Determine the type of kurtosis present.

Choices

Choice (4) Response

a.

Mesokurtic

b.

Leptokurtic

c.

Platykurtic

d.

More information required for calculation.

Question number: 410

» Statistical Methods » Regression - Linear and Polynomial

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Question

The strength (degree) of the correlation between a set of independent variables X and a dependent variable Y is measured by________.

Choices

Choice (4) Response

a.

Coefficient of Determination

b.

Coefficient of Correlation

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 411

» Statistical Methods » Curve Fitting and Orthogonal Polynomials

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Question

The linear least squares approximation of on using monomial polynomials is . Then the values of and is ________ and ________ respectively.

Choices

Choice (4) Response

a.

and

b.

and

c.

and

d.

and

Question number: 412

» Statistical Methods » Partial and Multiple Correlations

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Question

If is the Coefficient of Correlation then which of the following indicates the strongest relationship?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 413

» Statistical Methods » Association and Contingency

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Question

Which of the following statement is/are correct regarding contingency table?

Choices

Choice (4) Response

a.

Dependent variable are used as row headings in a contingency table.

b.

Independent variables are used as column headings in a contingency table.

c.

Both a. and b. are correct

d.

None of the above