Author Question: Find the marginal distribution of Y. What does this distribution tell you? What will be an ideal ... (Read 106 times)

laurencescou

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Find the marginal distribution of Y. What does this distribution tell you?
 
  What will be an ideal response?

Question 2

What is the mean of the parking fines issued in Houston?
 
  A) 97.88
  B) 146.75
  C) 78.30
  D) 117.40



mrphibs

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Answer to Question 1

The marginal distribution of Y is:
P(Y = 0 ) = 0.30, P(Y = 1 ) - 0.20, P(Y = 2 ) = 0.10, P(Y  3 ) = 0.40
This distribution indicates the likelihood of observing a particular number of customers in the express checkout line.

Answer to Question 2

A



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