Quantities in a queuing system

Quantities in a queuing system:

1242_quantities in queuieg.jpg

A: Count of arrivals into system throughout measurement period T

A_k: Count of arrivals into queue k throughout measurement period T

C: Count of global system completions throughout the period T

C_k: Count of completions which departed the queue k during T

V_k: Count of repeated visits to the server k throughout T

λ_k: Arrival rate at resource k = Ak / T

R: Mean time in system (residence time)

L: Average number of requests in system

W: Mean time in queue (that is, waiting time)

L_q: Average number of waiting to be served

S: Mean service time per completed job

X: Throughput

T: Total measurement period or observation time

K: Total number of queuing nodes k in system

View Complete Question

Related Questions in Basic Statistics

Q : What is your conclusion The following

The following data were collected on the number of emergency ambulance calls for an urban county and a rural county in Florida. Is County type independent of the day of the week in receiving the emergency ambulance calls? Use α = 0.005. What is your conclusion? Day of the Week<

Q : Data Description 1. If the mean number

1. If the mean number of hours of television watched by teenagers per week is 12 with a standard deviation of 2 hours, what proportion of teenagers watch 16 to 18 hours of TV a week? (Assume a normal distribution.) A. 2.1% B. 4.5% C. 0.3% D. 4.2% 2. The probability of an offender having a s

Q : Computers playing games How Computers

How Computers playing games can be categorized according to different dimensions?

Q : Statics for each of the following

for each of the following studies a and b decide whether to reject the null hypothesis that groiups come from identical populations. Use the .01 level. (c) Figure the effects size for each study. (d) ADVANCED TOPIC: Carry out an analysis of variance for study (a) using the strucurtal method.

Q : Homework help on Human memory & SPSS

Effect of Scopolamine on Human Memory: A Completely Randomized Three Treamtent Design (N = 28) Scopolamine is a sedative used to induce sle

Q : Calculate the p- value Medical tests

Medical tests were conducted to learn about drug-resistant tuberculosis. Of 284 cases tested in New Jersey, 18 were found to be drug- resistant. Of 536 cases tested in Texas, 10 were found to be drugresistant. Do these data indicate that New Jersey has a statisti

Q : Compare the test results The grade

The grade point averages of 61 students who completed a college course in financial accounting have a standard deviation of .790. The grade point averages of 17 students who dropped out of the same course have a standard deviation of .940. Do the data indicate a

Discover Q & A

Leading Solution Library

Avail More Than 1444953 Solved problems, classrooms assignments, textbook's solutions, for quick Downloads

No hassle, Instant Access

Start Discovering

18,76,764

1953567
Asked

3,689

Active Tutors

1444953

Questions
Answered

Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!

Submit Assignment