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Author Question: Based on past experience, Josh believes that the probability of catching a red snapper is .21 and ... (Read 89 times)

jwb375

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on: Jul 25, 2018
Based on past experience, Josh believes that the probability of catching a red snapper is .21 and the probability of catching a grouper is .19. Is enough information available to find the probability of catching a red snapper or a grouper? Explain.
 
  If possible, find the probability of catching a red snapper or a grouper.

Question 2

A recent article in the paper claims that business ethics are at an all-time low. Reporting on a recent sample, the paper claims that 44 of all employees believe their company president possesses low ethical standards.
 
  Assume that responses were randomly and independently collected. A president of a local company that employs 1,000 people does not believe the paper's claim applies to her company. If the claim is true, how many of her company's employees believe that she possesses low ethical standards?
  A) 44 B) 560 C) 956 D) 440


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Galvarado142

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Reply #1 on: Jul 25, 2018
Answer to Question 1

Yes, there is enough information, since catching a red snapper and catching a grouper are mutually exclusive events. The probability is .19 + .21 = .40.

Answer to Question 2

D


jwb375

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Reply #2 on: Jul 25, 2018
Thanks


Galvarado142

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Reply #3 on: Jul 25, 2018
Welcome :)


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