STA 4321/5325 - Spring 2010
Exam 1
February 3, 2010
Full Name:
KEY
On my honor, I have neither given nor received unauthorized aid on this examination.
Signature:
This is a 50 minute exam. There are 4 problems, worth a total of 40 points.
You may use on
STA 4321/5325 - Spring 2010
Quiz 9 - April 16
Name:
There are ve problems in this quiz. Each problem has exactly one correct answer.
Problem 1 Let X and Y be independent random variables with E (X ) = 2, E (Y ) = 1,
V (X ) = 16, and V (Y ) = 3. Then
(a) E
STA 4321/5325 Spring 2010
Quiz 3 February 12
Problem 1 Let us recollect that R represents the set of real numbers and S represents the sample
space of a random experiment. In mathematical terms, a random variable is a function from
(a) RtolR R rwam W
STA 4321/5325 Spring 2010
Quiz 2 January 29
Problem 1 The probability that Iraver eats breakfast and gets to work on time is 0.2. The
probability that he eats breakfast is 0.4. If Traver eats breakfast, what is the probability that he
is on time for
STA 4321/5325 - Spring 2010
Exam 4
April 19, 2010
Full Name:
KEY
On my honor, I have neither given nor received unauthorized aid on this examination.
Signature:
This is a 50 minute exam. There are 4 problems, worth a total of 40 points.
You may use one
STA 4321/5325 - Spring 2010
Exam 2
February 24, 2010
Full Name:
KEY
On my honor, I have neither given nor received unauthorized aid on this examination.
Signature:
This is a 50 minute exam. There are 4 problems, worth a total of 40 points.
You may use o