Answer to Question #267593 in Statistics and Probability for Kim Hạnh

Question

The number of injury claims per month is modeled

by a random variable 𝑁 with Pr(𝑁 = 𝑛) =

1

(𝑛+1)(𝑛+2)

, for 𝑛 =

0, 1, 2, 3, · · · . Determine the probability of at least one claim

during a particular month, given that there have been at most

four claims during the months