April 1999
QT211: QUANTITATIVE ANALYSIS FOR MANAGEMENT

QUESTION 1

Total Marks: 20 Marks

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SAMPLE STUDENT'S SOLUTIONS
for Question 1

 

(a) The cashflows for Project S are given below: [3]
 
Year Cashflow
0 ($1,000)
1 $500
2 $400
3 $300
4 $100

What is the Net Present Value (NPV) for Project S if the cost of capital is 10%?

 

(b) A manufacturing process produces cylindrical component parts for the automotive industry. It is important that the process produce parts having a mean diameter of at least 42.8 millimetres. It is known that the population variance is s2 = 2.917. A cylinder is chosen at random and found to have diameter 41.0 millimetres. Calculate the probability that the population mean x.gif (865 bytes) is greater than 42.8 millimetres, stating any assumptions that you make.

 

[5]
(c) Give one example of each of the following types of sets [1]
(i) A finite set [1]
(ii) An infinite countable set [1]
(iii) An infinite uncountable set

 

(d) Blackburn Rovers, the English professional football club is looking for a new centre forward. The club can buy one of: Michael Owen from Liverpool at a cost of £19 million; Andy Cole from Manchester United at a cost of £9 million; or a promising young player called Tony Grimsey from non-league team Mansfield Road, at a cost of £1 million. Blackburn believe that they will have a probability of 0.8 of winning the league if they buy Michael Owen, a probability of 0.4 of winning the league if they buy Andy Cole, and a probability of 0.1 of winning the league if they buy Tony Grimsey. Winning the league will increase revenue by £25 million. Which player should Blackburn buy to maximise their expected revenue.

 

[7]
(e) Give two limitations of simulation techniques. [2]