SAT, 04.10.2021 23:20, 21960

data from cities were combined for a 20-year period, and the total city-years included a total of homicides. after finding the mean number of homicides per city-year, find the probability that a randomly selected city-year has the following numbers of homicides, then compare the actual results to those expected by using the poisson probabilities:

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data from cities were combined for a 20-year period, and the total city-years included a total of ho...