On average there are about 25 imperfections in 100 meters
Chapter 3, Problem 3.4.5(choose chapter or problem)
On average there are about 25 imperfections in 100 meters of optical cable. Use the Poisson distribution to estimate the probability that there are no imperfections in 1 meter of cable. What is the probability that there is no more than one imperfection in 1 meter of cable?
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