IE2005
Assignment 7
Due Oct 20,2016
Due is on Thuersday, October 21th before the class.
Problem 1 Suppose that X1 , X2 , . . . , X10 are n = 10 independent samples of a random variable X with E[X] =
= 2 and var[X] = 2 = 6. So we can say that Xi s are 10
IE2005
Assignment 5
Due Oct 7, 2016
Due by midnight Thursday October 7th
Problem 1 A bank operates both a drive-up facility and a walk-up window. On a randomly selected day, let X be
the proportion of time that the drive-up facility is in use (at least on
IE2005
Assignment 3
Due Sep 23, 2016
Due by midnight Friday September 23th
Problem 1 A certain market has both an express checkout line and a superexpress checkout line. Let X1 denote the
number of customers in line at the express checkout at a particular
IE2005
Assignment 6
Due Oct 13,2016
Due is on Thuersday, October 13th before the class.
Problem 1 Chapter 5- Problem 34
Problem 2 Chapter 5- Problem 25
Problem 3
a.) Chapter 5- Problem 26- part (a)
b.) Chapter 5- Problem 26- part (b)
c.) Now assume that y
IE2005
Assignment 8
Due November 10, 2016
Due is on Thuersday, November 10th
Problem 1
a.) Textbook, Chapter 7, Problem 30
b.) Assume that the number of items sold in each week can be modeled by the following distribution:
P (N = k) =
( + n)n1 n
e
n!
Use
IE2005
Assignment 2
Due Sep 15, 2016
Due by midnight Thursday September 15th
Problem 1 An individual has 3 different email accounts. Most of her messages, in fact 70%, come into account #1,
whereas 20% come into account #2 and the remaining 10% into accou
IE2005
Assignment 4
Due Sep 29, 2016
Due by midnight Thuersday September 29th
Problem 1 The amount of the time between arrival of two consecutive visitor of a website can be represented by a
continuous random variable T . The p.d.f of random variable T ca
IE2005
Assignment 1
Due Sep 8, 2016
Due by midnight Thursday September 8th
Problem 1 A car dealer is offering three type of cars: compact, SUV, and sport car. Suppose that a customer may not
buy any car or he might buy one of this three types of cars. The
IE2005
Midterm Exam
28 October ,2015
Midterm
Exam
28 October ,2015
Place all answers on the question sheet provided. Write all answers clearly and in complete sentences.
All answers should be supported by analysis or an argument.
First Name:
Last Name:
1