Tutorial -1 Solution
2-155. Let B denote the event that a glass breaks.
Let L denote the event that large packaging is used.
P(B)= P(B|L)P(L) + P(B|L')P(L')
= 0.02(0.60) + 0.03(0.40) = 0.024
2-156. Let "d" denote a defective calculator and let "a" denote

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College of Engineering
GENG 200 Probability and Statistics for Engineers
Spring 2014
Tutorial #3# Chap4
Exercise 1:
(e) Find the cumulative distribution function of X and use it to answer question (ad)
F(x) =P(X< ) = () = /
a) ( > ) = ( < ) = ()
b) ( < <

College of Engineering
GENG 200 Probability and Statistics for Engineers
Fall 2014
Tutorial #2 - Chapter 3
Exercise#1
Giving a random variable X with the following cumulative distribution function (CDF):
( )
cfw_
1-Determine the probability mass function

Assignments 2 and 3
(Chapter 4, pages 53, 58)
1.
Primary and secondary routes connecting two computers need to be chosen. Two primary routes are
needed from eight which are suitable and three secondary routes must be chosen from four available. In
how man

Qatar University
College of Engineering
GENG 200 Probability and Statistics for Engineers
SOLUTION Tutorial 3 - Chapter 3
Exercise#1
Giving a random variable X with the following cumulative distribution function (CDF):
( )
cfw_
1-Determine the probability

College of Engineering
GENG 200 Probability and Statistics for Engineers
Fall 2014
Tutorial #1 Chap2
Recommended Exercises from textbook:
Chapter 2: 155, 156, 178, 185, 187, 189, 195, 197
Problem#1
A computer system uses passwords that are exactly seven c

College of Engineering, Qatar University
Probability and Statistics, GENG200
Tutorial - 5
2B
Question 5-3 Page 164 in 4th Edition:
Show that the following function satisfies the properties of joint probability mass function.
X
-1
-0.5
0.5
1
Y
-2
-1
1
2
1/

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College of Engineering
GENG 200 Probability and Statistics for Engineers
Spring 2014
Tutorial #3# Chap4
Exercise 1:
(e) Find the cumulative distribution function of X and use it to answer question (ad)
Exercise 2:
A movie theatre scheduled three sessions