Question

Little’s Law Firm has two lawyers. Customers arrive randomly at an average rate of 1 per hour. Service times have a mean of 60 minutes and a standard deviation of 15 minutes. What is the average number of customers in Little’s Law Firm?

Answer 1

`X=4`

Explanation:

From the question we are told that:

Number of lawyers
`N=2`

Arrival Rate
`r= 1 per hour`

Mean
`\=x=60min`

Standard deviation
`\sigma= 15`

Generally, the equation for average number of customers in Little’s Law Firm

is mathematically given by

`X=Arrival rate (r) * Average service time (t)`

`X=1*(60)/(15)`

`X=4`