Question
(2) A given school's population is 40% male. Of the school's guys, 30% are taking band. Of the school's females, 55% take band class. One
(2) A given school's population is 40% male. Of the school's guys, 30% are taking band. Of the school's females, 55% take band class. One student is randomly selected. [DRAW TREE-DIAGRAM] (a) Given the student is a boy, find the probability he is taking band. (b) Given that the selected student is taking band, find the probability the student is a guy.
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An Introduction to Analysis
Authors: William R. Wade
4th edition
132296381, 978-0132296380
