M.Com. (Semester IV) Examination, 2017
ADVANCED STATISTICS (PAPER-III)
Industrial Statistics And Demography
Day Date: Wednesday, 19-04-2017 Max. Marks: 50
Time: 02.30 PM to 04.30 PM
N.B. All questions are compulsory.
Figures to the right indicate full marks.
Each questions carries equal mark.
Use of soundless calculators is allowed.
Q.1 Choose the correct alternatives form the following. 10
If decision of either accepting or rejecting a lot is taken on the basis
of only one sample, then the plan is called as
Sequential Sampling Plan Double Sampling Plan
Single Sampling Plan None of these
If Pp is the probability of rejecting a lot of good quality declared by
producer, then ATI
Pp n Pp
N n Pp None of these
For double sampling plan, ASN when P1 is the problem of
decision on the basis of first sample.
n2 n1 P1) n1 n2 P1)
n2 p1 (n1 None of these
Which of the following death rates is a probability rate
CDR SDR
STDR None of these
Which one of the following death rates is not taking into account the
age and sex composition of the population?
STDR Age SDR
CDR None of these
Which one of the following death rates provides one of the essential
columns in the life table?
CDR Age SDR
STDR None of these
Which of the following fertility rates considers only female population
in the reproductive period?
CBR GFR TFR Both b and c F
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Addition of annual age specific fertility rates, gives us
CBR GFR TFR None of these
Pearl's vital index is given by
10) In demography, we have
NRR GRR NRR GRR
NRR GRR None of these
Q.2 Write a short note on CDR. 05
Explain Single Sampling Plan. 05
Q.3 Write a short note on GRR. 05
Given the following table for lx, the number of rabbits living at age
complete the life table for rabbits.
05
0 1 2 3 4 5 6
lx: 100 90 80 75 60 30 0
Q.4 Attempt any one of the following. 10
1. Explain in detail Double Sampling Plan.
2. State the various columns of life table. Give relations between them.
How a life table can be constructed?
Q.5 Attempt any one of the following. 10
1. Define SDR and STDR. How STDR is obtained by direct method
and by indirect method of Standardization.
2. Compute:
GFR
SFR
TFR
GRR
From the data given below.
Age group of child
bearing female's
15-19 20-24 25-29 30-34 35-39 40-44 44-45
No. of women (1000) 16.0 16.4 15.8 15.2 14.8 15.0 14.5
Total Births 260 2244 1894 1320 916 280 145
Assume that the proportion of female births is 46.2%.