Mathematics, 30.11.2019 03:31, asilverman

Suppose in a region in california, the intensity of the next earthquake is a random variable y that has an exponential distribution with parameter λ. conditional on y = y, the number of injuries in that region denoted by the random variable x has a poisson distribution with parameter αy where α is another constant. find e(x) and var(x).

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Suppose in a region in california, the intensity of the next earthquake is a random variable y that...