Answer
a)$0.1562.$
b)$0.0297.$
Work Step by Step
a) If $P(x)=\frac{4^xe^{-4}}{x!}$, then if $x=5$, $P(5)=\frac{4^{5}e^{-4}}{5!}=0.1562.$
b) If $P(x)=\frac{4^xe^{-4}}{x!}$, then if $x=8$, $P(8)=\frac{4^{8}e^{-4}}{8!}=0.0297.$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.