Question:

Vital rates customarily expressed as :

A.

percentages

B.

per thousand

C.

per million

D.

per trillion

Answer» d. per trillion

Question:

Consumer price index number is constructed for

A.

a well defined section of people

B.

workers only

C.

all people

D.

all the above

Answer» a. a well defined section of people

Question:

The death rate of women due to delivery of children is termed as :

A.

neonatal mortality rate

B.

infant mortality rate

C.

maternal mortality rate

D.

foetal death rate

Answer» c. maternal mortality rate

Question:

Which of the following is the most unstable average ?

A.

mode

B.

median

C.

arithmetic mean

D.

geometric mean

Answer» a. mode

Question:

Which of the following is described as ‘barometers of economic activity’?

A.

index number

B.

correlation

C.

regression

D.

time series

Answer» a. index number

Question:

The value of the correlation coefficient lies between:

A.

0 and 1

B.

-1 and +1

C.

-30 and +3

D.

none of these

Answer» b. -1 and +1

Question:

The weighted average of price relations using basic values as weights is same asthe ………………

A.

laspeyres quantity index

B.

paasches’ price index

C.

laspeyres price index

D.

kelly’s price index

Answer» a. laspeyres quantity index

Question:

Which of the following statement is not correct ?Fishers’ index :

A.

lies between laspeyres’ (l) & paasches’ index

B.

is the arithmetic mean of l & p

C.

is the geometric mean of l & p

D.

is equal to l or p if l = p

Answer» b. is the arithmetic mean of l & p

Question:

In case, coefficient of correlation is negative, the curve representing the relation willbe

A.

upward sloping

B.

downward sloping

C.

vertical

D.

horizontal

Answer» b. downward sloping

Question:

Vertical curve represent the value of correlation coefficient to be

A.

positive

B.

negative

C.

zero

D.

all of the above

Answer» c. zero