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Posted By: kishore Member Level: Gold Posted Date: 24 May 2008
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2007 Jawaharlal Nehru Technological University M.B.A QUANTITATIVE ANALYSIS FOR BUSINESS DECISIONS Question paper
1. Discuss the role and scope of Quantitative techniques for scientific
decision-making in a changing business environment.
2. What are decision trees? How and what type of situation are they
employed for decision-making?
3. A person consumes two types of food A and B everyday to obtain 8
units proteins, 12 units of Carbohydrates and 9 units of fats which
his daily minimum requirements. 1 kilo of food A contains 2, 6
and 1 units of protein, carbohydrates costs Rs.8.50 per kilo, while
B costs Rs.4 per kilo. Determine how many kilos of each food
should he buy daily to minimize his cost of food and still meet the
minimum requirements. Write its dual and solve the dual by the
simplex method.
4. Explain the assignment model as a special case of the
transportation model.
5. Write a detailed note with suitable examples the importance of
Game theory in solving business decisions.
6. The XYZ company’s Quality Control Department is managed by a
single clerk, who takes on an average 5 minutes in checking parts
of each of the machine coming for inspection. The machines arrive
once in every 8 minutes on the average. One hour of the machine
is valued at Rs.15 and a clerk’s time is valued at Rs.4 per hour.
What are the average hourly queuing system costs associated with
the quality control department?
7. “Simulation is the process of carrying out sampling experiments on
the model of the system than the system itself”. Discuss.
Contd….2
NR/R5
Code No: 23/MBA(NR/R5) -2-
8.a) Construct a PERT network from the following information and
determine the critical path:
Activity Immediate Predecessor to tm tp
A - 1 2 3
B A 2 4 6
C A 2 6 10
D B 6 8 10
E C 4 6 8
F C 6 10 14
G E 8 10 12
H F 12 14 16
I G, H 4 8 12
J G, H 10 12 14
K I 2 4 6
L J 6 10 14
b) Assuming that the schedule allows 40 days to complete the whole
project, calculate probability of completion by the schedule date.
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