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Author Question: Suppose the following table represents the probabilities associated with the random variables X ... (Read 108 times)

magmichele12

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on: Jun 24, 2018

  Suppose the following table represents the probabilities associated with the random variables X and Y where X = the gender of the individual and Y = the highest level of education of the individual. What is the probability that a randomly selected individual is female and has at least an undergraduate degree?
 
 

  a.0.52
  b.0.40
  c.0.75
  d.0.30

Question 2


  Which of the following is the formula for the covariance of X and Y?
 

  a.
  b.
  c.
  d.


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heyhey123

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Reply #1 on: Jun 24, 2018
Answer to Question 1

correct: b

Answer to Question 2

correct: a


magmichele12

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Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

scikid

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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