1. A program consists of two modules. Let X and Y be the number of of errors respectively in the first module and in the

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1 A Program Consists Of Two Modules Let X And Y Be The Number Of Of Errors Respectively In The First Module And In The 1 (156.03 KiB) Viewed 22 times

1. A program consists of two modules. Let X and Y be the number of of errors respectively in the first module and in the second module. (X, Y) joint distribution function is given below. f(x,y) y=0y=1 y=2 x=0 0.52c 0.04 x=1 0.14 0.02 0.01 x=2 0.06 0.01 0 a) Find c. b) Compute the probability of at least 3 error in program. c) Find marjinal distribution of x. d) Find expected value for X. e) For Z=3X+2 find E[Z]. f) Are X and Y independent? Explain your answer.