AP EAMCET Engineering 23 Apr 2019 Shift 1 Paper

Section: Mathematics

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Question : 41 of 160

Marks: +1, -0

If the mean of a Poisson variate X is 1, then

∞

Σ

r=0

|r - 1| P (X = r) =

1
0
2
e
1
e

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