1) compute the expected number of arrival per minute2) Compute the standard deviation 3) what is the probability that there will be fewer than two arrivals in a given minute?

The number of arrivals per minute at a bank located in the central business district of a large city was recorded over a period of 200 minutes with the results shown in the table below. Complete (a) through (c) to the right Arrivals Frequency 16 38 47 39 25