SOLVED:An experimenter wishes to compare the numbers of bacteria of types A and B in samples of water. A total of n independent water samples are taken, and counts are made for each sample. Let Xi denote the number of type A bacteria and Yi denote the number of type B bacteria for sample i Assume that the two bacteria types are sparsely distributed within a water sample so that X1, X2, …, Xn and Y1, Y2, …, Yn can be considered independent random samples from Poisson distributions with means λ1 a

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