Review Problems in textbook (Test 1)
a) 4 games: Possible different orders = 2.
N N N
b) 5 games: Possible different orders = ( ) + ( ) = 8 .
3As and 1Ns
3Ns and 1As
c) 6 games: Possible different orders = ( ) + ( ) = 2
MA 523 Test 1 Review
September 8, 2016
Go through your class notes, examples that I taught in class, homework and class
work problems, make sure that you understand the concepts and can do the problems by yourself.
(1) You should know:
Chapter 1: Probability
In any scientific study of a physical phenomenon, it is
desirable to have a mathematical model that makes it
possible to describe or predict the observed value of some
characteristic of interest.
The physical situations ma
The most important concept in probability may be the
conditional probability. This is because
Partial information concerning the result of experiment often is
available. Given the known information, one certainly knows
When an experiment consists of several operations and each
operation has a certain number of possible outcomes, then the total
number of possible outcomes for the experiment can be found from
the following principle.
Chapter 2 (Sections 2.1-2.3)
Random Variable (r.v.)
Distribution of a Random Variable
Probability mass function (pmf)
Cumulative distribution function (cdf)
Expectation of a Discrete Random Variable
Variance and Standard Deviation