Question A thru C

a) Compute the expected number of arrivals per minute.

b) Compute the standard deviation.

c) What is the probability there will be fewer than 2 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 a. Compute the expected number of arrivals per minute. table below. Complete (a) through (c) to the right. Arrivals Frequency (Type an integer or decimal rounded to three decimal places as needed.)