A university conducted a survey of 366 undergraduate students regarding satisfaction with student government. Results of the survey are shown in the table by class rank. Satisfied Neutral Not satisfied Total Freshman 55 29 16 100 Sophomore 46 15 19 80 Junior 61 18 15 94 Senior 55 10 27 92 Total 217 72 77 For parts (a)-(e), round your answers to 4 decimal places. (a) If a survey participant is selected at random, what is the probability that he or she is Not satisfied with student government? 366 (b) If a survey participant is selected at random, what is the probability that he or she is a Senior? (f) Are the events "Freshman" and "Neutral" independent? (yes, no) (c) If a survey participant is selected at random, what is the probability that he or she is a Senior and Not satisfied with student government? (e) What is the probability that a randomly selected student is Not satisfied with student government given that the student is Freshman? (d) If a survey participant is selected at random, what is the probability that he or she is a Senior or Not satisfied with student government?
A university conducted a survey of 366 undergraduate students regarding satisfaction with student government. Results of the survey are shown in the table by class rank. Satisfied Neutral Not satisfied Total Freshman 55 29 16 100 Sophomore 46 15 19 80 Junior 61 18 15 94 Senior 55 10 27 92 Total 217 72 77 For parts (a)-(e), round your answers to 4 decimal places. (a) If a survey participant is selected at random, what is the probability that he or she is Not satisfied with student government? 366 (b) If a survey participant is selected at random, what is the probability that he or she is a Senior? (f) Are the events "Freshman" and "Neutral" independent? (yes, no) (c) If a survey participant is selected at random, what is the probability that he or she is a Senior and Not satisfied with student government? (e) What is the probability that a randomly selected student is Not satisfied with student government given that the student is Freshman? (d) If a survey participant is selected at random, what is the probability that he or she is a Senior or Not satisfied with student government?
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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