Assume that the number of network errors experienced in a day in a local area network is distributed as Poisson random variable. The mean number of network errors experienced in a day is 1.5.

Calculate the probability that in any given day, fewer than 3 network errors will occur?



Select one:

1.
0.4422


2.
0.5578


3.
0.2231


4.
0.9344


5.
0.8088