# Question

In the inspection of a fabric produced in continuous rolls, the number of imperfections per yard is a random variable having the Poisson distribution with θ = 0.25. Find the probability that 2 yards of the fabric will have at most one imperfection using

(a) Table II;

(b) The computer printout of Figure 5.5.

(a) Table II;

(b) The computer printout of Figure 5.5.

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