3325p11hs d waiting line

# Service service service facility facility channel 3

This preview shows page 1. Sign up to view the full content.

This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: ures after service Service Service facility facility Channel 3 Multi-channel, single-phase system D – 14 Queuing System Designs Some college registrations Arrivals Phase 2 Phase service facility facility Channel 1 Phase 1 Phase service facility facility Channel 2 Queue Phase 1 Phase service facility facility Channel 1 Phase 2 Phase service facility facility Channel 2 Departures after service Multi-channel, multiphase system D – 15 Probability that service time ≥ 1 Negative Exponential Negative Distribution Distribution 1.0 – Probability that service time is greater than t = e-µt for t ≥ 1 Probability µ = Average service rate e = 2.7183 0.9 – 0.8 – 0.7 – Average service rate (µ) = 3 customers per hour ⇒ Average service time = 20 minutes per customer Average 0.6 – 0.5 – 0.4 – 0.3 – Average service rate (µ) = Average 1 customer per hour customer 0.2 – 0.1 – | | | | | | | | | | | | 0.0 |– 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.75 3.00 Time t (hours...
View Full Document

## This document was uploaded on 02/19/2014.

Ask a homework question - tutors are online