vm7 1 Giving a test to a group of students, the grades and gender are summarized below   A B C Total Male 12 4 18 34 Female 10 7 20 37 Total 22 11 38 71 If one student is chosen at random,Find the probability that the student got a B:   Find the probability that the student was male AND got a "B":   Find the probability that the student was female OR got an "B":   If one student is chosen at random, find the probability that the student got a 'A' GIVEN they are female:

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.3: Conditional Probability; Independent Events; Bayes' Theorem
Problem 63E: Seat Belt Effectiveness A federal study showed that 63.8 of occupants involved in a fatal car crash...
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vm7 1

Giving a test to a group of students, the grades and gender are summarized below

  A B C Total
Male 12 4 18 34
Female 10 7 20 37
Total 22 11 38 71



If one student is chosen at random,

Find the probability that the student got a B:   

Find the probability that the student was male AND got a "B":   

Find the probability that the student was female OR got an "B":   

If one student is chosen at random, find the probability that the student got a 'A' GIVEN they are female:

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