a$.$ Compute the operating characteristics of the customer waiting line, assuming Poisson arrivals and exponential service times. Round your answers to four decimal places. Do not round intermediate calculations.

b$.$ Service goals dictate that an arriving customer should not wait for service more than an average of $4$ minutes. Is this goal being met? If not, what action do you recommend?

No$.$ Firm should increase the mean service rate u for the consultant or hire a second consultant. $$

c$.$ If the consultant can reduce the average time spent per customer to $8$ minutes, what is the mean service rate? Round your answer to four decimal places. Do not round intermediate calculations.

$=|$

$$ customers per hour

$w_q=,|x$ minutes

Will the service goal be met?