2006 Pondicherry University B.E Computer Science Probability and Queuing Theory Question paper for exam preparation. Question paper for 2006 Pondicherry University B.E Computer Science Probability and Queuing Theory Question paper, Exam Question papers 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2012 university in india question papers. SiteMap

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# 2006 Pondicherry University B.E Computer Science Probability and Queuing Theory Question paper

University Question Papers
2006 Pondicherry University B.E Computer Science Probability and Queuing Theory Question paper
Note : If necessary use statistical table.

Answer any FIVE questions by choosing ONE full from each unit.

All questions carry equal marks.

UNIT I

1. (a) In a bolt factory, machines A, B and C produce 25%, 35% and 40% of the total output respectively, of their outputs 5%, 4% and 2% are respectively defective bolts.
(i) If a bolt is chosen at random from the combined output, what is the probability that is defective?
(ii) If a randomly chosen bolt is found to be defective, what is the probability that it was produced by the machine B? (8 Marks)

(b) If a random variable X has the MGF, M(t)=3/3-t obtain the standard deviation of X. (7 Marks)

Or

2. (a) Derive the MGF of Poisson Distribution. (8 Marks)

(b) A fair die is tossed 720 times using Chebyshe's in equality, find a lower bound for the probability of getting 100 to 140 sixes. (7 Marks)