Question:

Death rate obtained for a segment of a population is known as

A.

specific death rate

B.

crude death rate

C.

standardised rate

D.

vital index

Answer» a. specific death rate

Question:

Vital statistics is greatly utilized by:

A.

actuaries

B.

planners

C.

social reformers

D.

all the above

Answer» b. planners

Question:

Measures of change in the level of phenomenon is called

A.

correlation

B.

dispersion

C.

mean

D.

index numbers

Answer» d. index numbers

Question:

Media is same as ………………..guartile

A.

first

B.

second

C.

third

D.

fourth

Answer» b. second

Question:

Deciles divide the data in to ……………….equal parts.

A.

100

B.

10

C.

2

D.

4

Answer» b. 10

Question:

All the following are measures of fertility except

A.

crude birth rate

B.

age specific fertility rate

C.

infant mortality rate

D.

net reproduction rate

Answer» c. infant mortality rate

Question:

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

A.

upward sloping

B.

downward sloping

C.

vertical

D.

horizontal

Answer» a. upward sloping

Question:

The Mean is 1000 and standard deviation is 50 then coefficient of variation is

A.

15

B.

5

C.

8

D.

10

Answer» b. 5

Question:

Which of the following represents median ?

A.

fiftieth percentile

B.

first quartile

C.

sixth decile

D.

20th percentile

Answer» a. fiftieth percentile

Question:

When 5 is added to all the values of a series then standard deviation

A.

does not change

B.

becomes 5 times

C.

increased by 5

D.

decreased by 5

Answer» a. does not change