M.Com. (Semester IV) (CBCS) Examination, 2017
ADVANCED STATISTICS PAPER-III
Industrial Statistics And Demography
Day Date: Wednesday, 19-04-2017 Max. Marks: 70
Time: 02.30 PM to 05.00 PM
N.B. All questions are compulsory.
Figures to the right indicate full marks.
Each questions carries equal marks
Use of soundless calculators is allowed.
Q.1 Choose the correct alternatives form the following. 14
Acceptance sampling plans refer to the use of sampling inspection by
a purchaser to decide whether to accept or to reject a lot of given
product. This is known as
C process control Product control
Control chart None of these
Probability of rejecting a lot of sufficient good quality is known as
Producer's risk Consumer's risk
ASN None of these
The average quality of the product after sampling and 100% inspection
of rejected lots, is called as
AOQ ATI ASN None of these
The expected value of the sample size required for coming to a
decision about the acceptance or rejection of the lot in an acceptance
rejection sampling plan is called as
AOQ ATI ASN None of these
If the decision about accepting or rejecting a lot is taken on the basis
of one sample only, the acceptance sampling plan is called as
Single sampling plan Double sampling plan
Sequential sampling plan None of these
Which of the following is a probability rate?
CDR SDR STDR None of these
CDR requires only
Total number of deaths in a region
Total population of the region
a and b
None of these
Which of the following do not consider only the females in the
reproductive period?
CBR GFR TFR None of these
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If Crude Rate of Natural Increase is then population of that region.
Increases Decreases
Remains stable None of these
10) Which of the following considers female babies which are the
potential mothers in the future?
TFR GRR GFR None of these
11) Which of the following takes into a/c the survival factor?
GRR TFR NRR None of these
12) Which of the following useful for overall comparison of mortality of two
regions?
STDR SDR CDR None of these
Q.2 What is an acceptance sampling plans of attributes? Describe single
sampling plan.
07
Fill in the blanks of the following table which are marked with
question marks.
07
Age x
20 693435 35081126
21 690673
Q.3 Describe CBR, GFR with merits and demerits. 07
Draw OC curve, AOG curve and obtain AOQL for the following
single sampling plan.
07
N 2000, n 150 and C
Q.4 Attempt any one of the following. 14
Q.5 Attempt any one of the following. 14
Give the meanings of different columns of life table. Give their relation
to each other.
Given the following table for lx, the number of rabbits living at age
complete the life table for rabbits.
x 0 1 2 3 4 5 6
lx 100 90 80 75 60 30 0
Find dx, qx, Lx, Tx, ex0, column)
What are the different rates of population growth? Explain in detail
GRR and NRR.