Two thousand brown trout are introduced into a small lake. The lake has a volume of 20,000 cubic meters. Use the Poisson table to find the probability that 3 brown trout are found in any given cubic meter. (a) Find the average number of brown trout per cubic meter.
(b) Identify μ and x.
(c) Use the Poisson table in Appendix B
(d) Determine whether the event is unusual.