Question:

‘Primary source data is better than secondary source data’. This statement is

A.

true

B.

false

C.

neither true nor false

D.

any of the above

Answer» b. false

Question:

A moving average of a time series is the value around which a series moves over time.

A.

true

B.

false

C.

either of the above

D.

none of the above

Answer» b. false

Question:

To construct a ________we take each person’s score on x and y and plot where theymeet. Each data point represents two scores.

A.

scatter diagram

B.

histogram

C.

pie diagram

D.

ogive

Answer» a. scatter diagram

Question:

Econometric forecasts require

A.

accurate estimates of the coefficients of structural equations

B.

forecasts of future values of exogenous variables

C.

appropriate theoretical models

D.

all of the above

Answer» d. all of the above

Question:

For the list of values, 13, 18, 13, 14, 13, 16, 14, 21, 13, the mean, median, mode, andrange are in the order

A.

15, 13, 14, 8

B.

15, 14, 13, 8

C.

8, 15, 14, 13

D.

14, 15, 13, 8

Answer» b. 15, 14, 13, 8

Question:

In the equation of a straight line, Y = mX + c the term, m is the:

A.

independent variable

B.

intercept

C.

dependent variable

D.

slope

Answer» d. slope

Question:

Simple aggregate of quantities is a type of

A.

quantity control

B.

quantity indices

C.

both

D.

none of the above

Answer» b. quantity indices

Question:

In which of the following nonrandom sampling techniques does the researcher ask theresearch participants to identify other potential research participants

A.

snowball

B.

convenience

C.

purposive

D.

quota

Answer» a. snowball

Question:

An insurance agent earns a commission on each policy sold. This person made Rs.3,000in commissions during one month and concludes that annual compensation will be Rs. 36,000. This is an example of:

A.

descriptive statistics

B.

inferential statistics

C.

secondary data

D.

nominal data

Answer» b. inferential statistics

Question:

In regression, the equation that describes how the response variable (y) is related to theexplanatory variable (x) is:

A.

the correlation model

B.

the regression model

C.

used to compute the correlation coefficient

D.

none of these alternatives is correct

Answer» b. the regression model