Maurice Tutor

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    Argosy University/ Phoniex University/
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    Phoniex University
    Oct-2001 - Nov-2016

Category > Management Posted 19 Jan 2018 My Price 5.00

total number of points

An instructor has given a short quiz consisting of two parts. For a randomly selected student, let X = the number of points earned on the first part and Y = the number of points earned on the second part. Suppose that the joint pmf of X and Y is given in the accompanying table.

a. If the score recorded in the grade book is the total number of points earned on the two parts, what is the expected recorded score E(X + Y)?

b. If the maximum of the two scores is recorded, what is the expected recorded score?

 

Answers

Maurice Tutor
(5)
Status NEW Posted 19 Jan 2018 11:01 PM My Price 5.00

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