Mathematics, 28.02.2021 05:00 powellalyvia

Last year, a person wrote 133 checks. Let the random variable x represent the number of checks he wrote in one day, and assume that it has a Poisson distribution. What is the mean number of checks written per day? What is
the standard deviation? What is the variance?

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Last year, a person wrote 133 checks. Let the random variable x represent the number of checks he wr...