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Mathematics, 05.07.2019 20:30 keigleyhannah30

Data from 1414 cities were combined for a 20-year period, and the total 280280 city-years included a total of 151151 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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