Instruction 5-8 a Major Airline Keeps a Record of the Number of Number

Short Answer

Instruction 5-8
A major airline keeps a record of the number of mishandled bags per 1,000 customers.In 2011,the airline had 4.06 mishandled bags per 1,000 customers.Assume that the number of mishandled bags has a Poisson distribution.
-Referring to Instruction 5-8,what is the probability that in the next 1,000 customers,the airline will have no more than four mishandled bags?