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Practice Final Exam
MAT 200
Name
1. Identify the type of sampling used in each case. (Random, Cluster, Stratified,
Systematic, or Convenience)
(a) A pollster selects drivers who are waiting to have
their cars repaired at a local Sears Auto store.
__________________
(b) A pollster selects every 50th name in a telephone book.
__________________
(c) A pollster selects 100 men and 100 women.
__________________
(d) A pollster selects 50 people from each of 40 countries.
__________________
(e) A pollster writes the names of each voter on a card,
shuffles the cards, then draws 25 names.
__________________
2. A legislative advisory committee consists of 20 Democrats
(8 of whom are women) and 10 Republicans (3 of whom are women).
(a) Two of the committee members are randomly selected for
a special research project.
What is the probability
that they are both Democrats?
____________________
(b)
If the chairperson is randomly selected, find the
probability of getting a Democrat or a man.
___________________
(c) At each meeting of this committee, one person is
randomly chosen from the 30 members and that person
must act as a secretary for the meeting.
Find the
probability that the first two meetings have male
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This note was uploaded on 03/18/2010 for the course MATH 120 taught by Professor Kazaryan during the Spring '10 term at Skyline College.
 Spring '10
 Kazaryan

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