Question

(Poisson distribution)

1. Between the hours 2 pm and 4 pm the average no. of phone calls per minute coming to the switch board of a company is 2.35. The probability that during a particular min these will be at most 2 phone coalls.

can any one please answer my query? ​

Answer 1

The average number of phone calls/minute coming into a switch board between 2 p.m. and 4 p.m. is 2.5.