The word 'statistics' is used as _______

(a)

Singular.

(b)

Plural

(c)

Singular and Plural.

(d)

None of above

Who stated that statistics as a science of estimates and probabilities.

(a)

Horace Secrist

(b)

R.A Fisher

(c)

Ya-Lun-Chou

(d)

Boddington

Sources of secondary data are______

(a)

Published sources

(b)

Unpublished sources

(c)

Neither published nor unpublished sources

(d)

Both (a) and (b)

The data collected by questionnaires are_______

(a)

Primary data

(b)

Secondary data

(c)

Published data

(d)

Grouped data

A measure of the strength of the linear relationship that exists between two variables is called:

(a)

Slope

(b)

Intercept

(c)

Correlation coefficient

(d)

Regression equation

If both variables X and Y increase or decrease simultaneously, then the coefficient of correlation will be:

(a)

Positive

(b)

Negative

(c)

Zero

(d)

One

If the points on the scatter diagram indicate that as one variable increases the other variable tends to decrease the value of r will be:

(a)

Perfect positive

(b)

Perfect negative

(c)

Negative

(d)

Zero

The value of the coefficient of correlation r lies between

(a)

0 and 1

(b)

-1 and 0

(c)

-1 and +1

(d)

-0.5 and +0.5

The term regression was used by:

(a)

Newton

(b)

Pearson

(c)

Spearman

(d)

Galton

The purpose of simple linear regression analysis is to:

(a)

Predict one variable from another variable

(b)

Replace points on a scatter diagram by a straight -line

(c)

Measure the degree to which two variables are linearly associated

(d)

Obtain the expected value of the independent random variable for a given value of the dependent variable

A process by which we estimate the value of dependent variable on the basis of one or more independent variables is called

(a)

Correlation

(b)

Regression

(c)

Residual

(d)

Slope

If Y = 2 - O.2X, then the value of Y intercept is equal to

(a)

-0.2

(b)

2

(c)

0.2X

(d)

All of the above

In the regression equation \(Y={ \beta }_{ \alpha }+{ \beta }_{ 1 }{ X }_{ , }\)the Y is called:

(a)

Independent variable

(b)

Dependent variable

(c)

Continuous variable

(d)

None of the above

In the regression equation \(Y={ \beta }_{ 0 }+{ \beta }_{ 1 }{ X }_{ , }\) the X is called:

(a)

Independent variable

(b)

Dependent variable

(c)

Continuous variable

(d)

None of the above

Econometrics is the integration of

(a)

Economics and Statistics

(b)

Economics and Mathematics

(c)

Economics, Mathematics and Statistics

(d)

None of the above

Econometric is the word coined by

(a)

Francis Galton

(b)

Ragnar Frish

(c)

Karl Person

(d)

Spearsman

The raw materials of Econometrics are:

(a)

Data

(b)

Goods

(c)

Statistics

(d)

Mathematics

The term Uiin regression equation is

(a)

Residuals

(b)

Standard error

(c)

Stochastic error term

(d)

None

The term Uiis introduced for the representation of

(a)

Omitted Variable

(b)

Standard error

(c)

Bias

(d)

Discrete Variable

Econometrics is the amalgamation of

(a)

3 subjects

(b)

4 subjects

(c)

2 subjects

(d)

5 subjects