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What is the probability that a randomly selected child will have wavy hair? (Enter your answer as a fraction.)   What is the probability that a randomly selected child will have either brown or blond hair? (Enter your answer as a fraction.)   What is the probability that a randomly selected child will have wavy brown hair? (Enter your answer as a fraction.)   What is the probability that a randomly selected child will have red hair, given that he has straight hair? (Enter your answer as a fraction.)   If B is the event of a child having brown hair, find the probability of the complement of B. (Enter your answer as a fraction.)   If B is the event of a child having brown hair, what does the complement of B represent? The complement of B would be the event of a child having blond or black hair. The complement of B would be the event of a child having blond hair.     The complement of B would be the event of a child not having brown hair. The complement of B would be the event of a child having wavy or straight hair.

What is the probability that a randomly selected child will have wavy hair? (Enter your answer as a fraction.)   What is the probability that a randomly selected child will have either brown or blond hair? (Enter your answer as a fraction.)   What is the probability that a randomly selected child will have wavy brown hair? (Enter your answer as a fraction.)   What is the probability that a randomly selected child will have red hair, given that he has straight hair? (Enter your answer as a fraction.)   If B is the event of a child having brown hair, find the probability of the complement of B. (Enter your answer as a fraction.)   If B is the event of a child having brown hair, what does the complement of B represent? The complement of B would be the event of a child having blond or black hair. The complement of B would be the event of a child having blond hair.     The complement of B would be the event of a child not having brown hair. The complement of B would be the event of a child having wavy or straight hair.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
The following table identifies a group of children by one of four hair colors, and by type of hair.
Hair Type Brown Blond Black Red Totals
Wavy 20   16 5 44
Straight 82 16   13  
Totals   19     221

  •  

    Complete the table.
    Hair Type Brown Blond Black Red Totals
    Wavy 20   16 5 44
    Straight 82 16   13  
    Totals   19     221

  •  

    What is the probability that a randomly selected child will have wavy hair? (Enter your answer as a fraction.)

     

    What is the probability that a randomly selected child will have either brown or blond hair? (Enter your answer as a fraction.)

     

    What is the probability that a randomly selected child will have wavy brown hair? (Enter your answer as a fraction.)

     

    What is the probability that a randomly selected child will have red hair, given that he has straight hair? (Enter your answer as a fraction.)

     

    If B is the event of a child having brown hair, find the probability of the complement of B. (Enter your answer as a fraction.)

     

    If B is the event of a child having brown hair, what does the complement of B represent?
    The complement of B would be the event of a child having blond or black hair.
    The complement of B would be the event of a child having blond hair.  
      The complement of B would be the event of a child not having brown hair.
    The complement of B would be the event of a child having wavy or straight hair.
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