CE93Engineering Data Analysis
Joan Walker, Spring 2011
Assignment 5
Due 3/2/2011 11:10 AM
1.
Suppose that the format for license plates in a certain state is two letters followed by four numbers.
You may assume that each letter or number
’
s value is independent of each other.
a.
How many different plates can be made where the letters can be repeated but no two
numbers can be the same?
b.
What is the probability of having at least one letter
“
A
”
and exactly one
“
0
”
in the plate?
(For part b, ignore conditions set by part a.).
2.
Which state name can generate more permutations, TENNESSEE or FLORIDA? Please show your
reasoning.
3.
Suppose you are a project manager of a construction firm on a project. Because of the firm
’s
small
size, your construction firm only manages projects and hires outside construction workers to finish
the work. On any given day, this project requires 12 workers present at any time to finish the day
’
s
job. It is impossible in this project to
“
make do
”
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 Spring '08
 Staff
 Probability theory, probability density function, CE93Engineering Data Analysis, Joan Walker

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