Question: 14.8.1 Suppose that the number of errors in a text of length x is known to be a Poisson random variable with unknown mean A.

14.8.1 Suppose that the number of errors in a text of length x is known to be a Poisson random variable with unknown mean A. We observe n texts of lengths x1 , 2 2 , . . . , x , and find the numbers of errors they contain, Y1, . . . , Y,, satisfy E(Y,) =

Var(Yj) = Xxj. Find the BLUE of A.

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