ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 421 - 425 of 461

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Question number: 421

» Statistical Methods » Association and Contingency

MCQ▾

Question

The value of measure of association, between sex and height is ________.

Choices

Choice (4) Response

a.

0.75

b.

0.25

c.

0.33

d.

0.50

Question number: 422

» Statistical Methods » Curve Fitting and Orthogonal Polynomials

MCQ▾

Question

The linear least square approximation of found by using Chebyshev polynomials is . Then the values of and is ________ and ________ respectively.

Choices

Choice (4) Response

a.

and

b.

and

c.

and

d.

All of the above

Question number: 423

» Statistical Methods » Regression - Linear and Polynomial

MCQ▾

Question

Which of the following can be the reason for the existence of Multicollinearity?

Choices

Choice (4) Response

a.

An independent variables is strongly correlated with a dependent variable

b.

The relationship between dependent and independent variable is non-linear

c.

Independent variables are correlated less than -0.70 or more than 0.70

d.

There is only one independent variable

Question number: 424

» Statistical Methods » Association and Contingency

MCQ▾

Question

The value of Contingency coefficient of the given data set is ________.

Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

Question number: 425

» Statistical Methods » Regression - Linear and Polynomial

MCQ▾

Question

If (constant term) and (coefficient of independent variable) are the coefficients within the liner regression equation, then which of the following statement is/are correct?

Choices

Choice (4) Response

a.

is the slope of the regression line.

b.

is the Y-intercept of the regression line.

c.

Both a. and b. are correct

d.

None of the above

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