There are 90 applicants for a job with the news depart-ment of a television station. Some of them are college graduates and some are not; some of them have at leastthree years’ experience and some have not, with the exactbreakdown being CollegegraduatesNotcollegegraduatesAt least three years’ experience 18 9Less than three years’ experience 36 27If the order in which the applicants are interviewed bythe station manager is random, G is the event that thefirst applicant interviewed is a college graduate, and T isthe event that the first applicant interviewed has at leastthree years’ experience, determine each of the followingprobabilities directly from the entries and the row andcolumn totals of the table:(a) P(G); (b) P(T ); (c) P(G ∩T); (d) P(G ∩T ); (e) P(T|G); (f) P(G|T

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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There are 90 applicants for a job with the news depart-
ment of a television station. Some of them are college
graduates and some are not; some of them have at least
three years’ experience and some have not, with the exact
breakdown being
College
graduates
Not
college
graduates
At least three years’ experience 18 9
Less than three years’ experience 36 27
If the order in which the applicants are interviewed by
the station manager is random, G is the event that the
first applicant interviewed is a college graduate, and T is
the event that the first applicant interviewed has at least
three years’ experience, determine each of the following
probabilities directly from the entries and the row and
column totals of the table:
(a) P(G); (b) P(T
); (c) P(G ∩T);
(d) P(G ∩T
); (e) P(T|G); (f) P(G
|T
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