Giving a test to a group of students, the grades and gender are summarized below   A B C Total Male 17 8 5 30 Female 10 4 11 25 Total 27 12 16 55 If one student is chosen at random, Find the probability that the student was female:     Find the probability that the student was female AND got a "A":   Find the probability that the student was female OR got a "A":

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Giving a test to a group of students, the grades and gender are summarized below

  A B C Total
Male 17 8 5 30
Female 10 4 11 25
Total 27 12 16 55

If one student is chosen at random,

  1. Find the probability that the student was female:

 

  •  
  • Find the probability that the student was female AND got a "A":
  •  
  • Find the probability that the student was female OR got a "A":
  •  
  • If one student is chosen at random, find the probability that the student was female GIVEN they got a 'A':

 

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