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Category > Accounting Posted 24 Apr 2017 My Price 10.00

A convenience store has two separate locations

2.132 A convenience store has two separate locations where customers can be checked out as they leave. These locations each have two cash registers and two employees who check out customers. Let X be the number of cash registers being used at a particular time for location 1 and Y the number being used at the same time for location 2. The joint probability function is given by

                  y                 

   x        0          1          2    

 

0

0.12

0.04

0.04

1

0.08

0.19

0.05

2

0.06

0.12

0.30

(a)   Give the marginal density of both X and Y as well as the probability distribution of X given Y = 2.

(b)   Give E(X) and Var(X).

(c)    Give E(X | Y = 2) and Var(X | Y = 2).

 

f (x) =

 

(4)(503 ) (50

 

− x  ),   −50 ≤ x ≤ 50,

 

 

Answers

Alpha Geek
(8)
Status NEW Posted 24 Apr 2017 05:04 AM My Price 10.00

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file 1493010804-Answer.docx preview (100 words )
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