Question
(1) A given school's population is 40% male. Of the school's guys, 60% are taking gym class. Of the school's girls, 45% take gym class.
(1) A given school's population is 40% male. Of the school's guys, 60% are taking gym class. Of the school's girls, 45% take gym class. One of the students is randomly selected. (A) Find the probability the student takes gym given the student is a guy. (B) Find the probability a student takes gym. (C) Given that the selected student takes gym, find the probability that the student is a guy. (D) Given that the selected student takes gym, find the probability that the student is a girl. [DRAW TREE-DIAGRAM]
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An Introduction to Measure Theoretic Probability
Authors: George G. Roussas
2nd edition
128000422, 978-0128000427
