(a) If a survey participant is selected at random, what is the probability that he or she is satisfied with student government? P(satisfied) (Round to three decimal places as needed.) (b) If a survey participant is selected at random, what is the probability that he or she is a junior? P(junior) = (Round to three decimal places as needed.) (c) If a survey participant is selected at random, what is the probability that he or she is satisfied and a junior? P(satisfied and junior) = (Round to three decimal places as needed.)
(a) If a survey participant is selected at random, what is the probability that he or she is satisfied with student government? P(satisfied) (Round to three decimal places as needed.) (b) If a survey participant is selected at random, what is the probability that he or she is a junior? P(junior) = (Round to three decimal places as needed.) (c) If a survey participant is selected at random, what is the probability that he or she is satisfied and a junior? P(satisfied and junior) = (Round to three decimal places as needed.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:(a) If a survey participant is selected at random, what is the probability that he or she is satisfied with student government?
P(satisfied)
(Round to three decimal places as needed.)
(b) If a survey participant is selected at random, what is the probability that he or she is a junior?
P(junior) =
(Round to three decimal places as needed.)
(c) If a survey participant is selected at random, what is the probability that he or she is satisfied and a junior?
P(satisfied and junior) =
(Round to three decimal places as needed.)
Transcribed Image Text:K
A university conducted a survey of 387 undergraduate students regarding satisfaction with student government.
Results of the survey are shown in the table by class rank. Complete parts (a) through (d) below.
Click the icon to view the table.
美
Data table
Satisfied
Neutral
Not satisfied
Total
Freshman Sophomore Junior Senior
51
48
62
59
28
20
18
13
23
21
18
26
102
89
98
98
Total D₁
220
79
88
387
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