QUIZ 9_SOLUTION KEY
Customers arrive at a two-server system at a Poisson rate . An arrival finding the system
empty is equally likely to enter service with either server. An arrival finding one
customer in the system will enter service with the idle serve
Quiz 7
Consider a single machine-station with its repairman. When the machine fails, the repairman
repairs and it goes back to the production again. During this time, there is no backup machine to
replace the failed machine and therefore, the station woul
QUIZ 6: SOLUTION KEY
Problem Consider a customer who buys beer at regular intervals, say once a week, and every
time he has to decide among three brands: A, B, and C. From his buying records so far it has
been determined that his brand choice in week n+1
1
Quiz 2
Let
X
be a random variable with probability density
8
>
<
( )=>
fx
c
;
1
;
x
2
-1
:0
1
<x<
otherwise
(a) What is the value of ?
c
(b) What is the cumulative distribution function of ?
X
Solution
(a) Here is the key:
1
f (x)dx = 1
;1
Z
(1)
You can
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Email:
Quiz #1
Below, you are given the description of a system that wed like to simulate. I want you to
read this system description carefully and perform sample path decomposition.
Hint: Tell me what the inputs, the logic, and the system events ar
IE 315
Spring 2001
Midterm Examination - Solution Key
B. Deler
This examination is open book and notes. You will have 1 hour and
10 minutes. Show all work, answer only the questions asked, and if you
need additional space use the back of the page. You onl
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