What is the average wait in the system

Assignment Help Basic Statistics
Reference no: EM131930304

Question: A construction company owns six backhoes, which each break down, on average, once every 10 working days, according to a Poisson distribution. The mechanic assigned to keeping the backhoes running is able to restore a backhoe to sound running order in 1 day, according to an exponential distribution.

(a) How many backhoes are waiting for service, on average?

(b) How many are currently being served?

(c) How many are in running order, on average?

(d) What is the average waiting time in the queue?

(e) What is the average wait in the system?

Reference no: EM131930304

Questions Cloud

Find the average number of people waiting in line : Customers arrive at an automated coffee vending machine at a rate of 4 per minute, following a Poisson distribution. The coffee machine dispenses a cup.
Does working capital measure liquidity : Does working capital measure liquidity?
Calculate chuck operating characteristics : Chuck's convenience store has only one gas pump. Cars pull up to the pump at a rate of one car every eight minutes. Depending on the speed at which the customer
Calculate the operating characteristics of queuing system : Get Connected, Inc., operates several Internet kiosks in Atlanta, Georgia. Customers can access the Web at these kiosks, paying $2 for 30 minutes or a fraction.
What is the average wait in the system : A construction company owns six backhoes, which each break down, on average, once every 10 working days, according to a Poisson distribution.
Life insurance premium and health insurance premium : In Minnesota the premium tax rate is same for life insurance premium and health insurance premium
Compute average number of computers waiting for adjustment : A technician monitors a group of five computers in an automated manufacturing facility. It takes an average of 15 minutes, exponentially distributed.
How many hours is repair person involved with service calls : A copier repair person is responsible for servicing the copying machines for seven companies in a local area. Repair calls come in at an average of one call.
Death benefit is not included in the insured gross estate : Under which of the following circumstance the death benefit is not included in the insured’s gross estate?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Does the gender of an individual influence their gpa scores

Does the gender of an individual influence their gpa scores? Null: Gender does not influence gpa scores. Alternative: Gender does influence GPA scores.

  State the relevant null and alternative hypotheses

State the relevant null and alternative hypotheses and calculate the appropriate test statistic. (By hand or using JMP.)

  How many machines are necessary for screening

How many machines are necessary for screening in order to be certain that at least one device will detect the explosive with probability 0.999 or greater?

  A national magazine claims that the average college student

a national magazine claims that the average college student watches less tv than the general public. the national

  Find mean household income of customers of the chain

Test at the 10% level of significance the null hypothesis that the mean household income of customers of the chain is $48,750 against that alternative.

  Which hypothesis has been rejected

Do employees take more sick leave in the year before retirement? They may well have an incentive to do so if their accumulated paid sick leave.

  Number of students who graduate college

Number of students who graduate College every year is Normal Distribution with mean = 400 and standard deviation 50. Find probability that this year between 300 and 500 students will graduate College.

  Confidence interval for the total amount of receivables

An Auditor of a small bsuiness has sampled 50 of 700 accounts. The sample mean total receivables is $435, and the sample standard deviation is $86. Find a 95% confidence interval for the total amount of receivables.

  What is the formula for the inclusive range

What is the formula for the exclusive range?

  At parkview at any given time the probability that a

at parkview at any given time the probability that a randomly selected student is a female is 30. with this binomial

  Seventy-eight percent of the light aircraft that disappear

seventy-eight percent of the light aircraft that disappear while in flight in a certain country are subsequently

  Confidence interval for the mean increase in pay

Give a 99% confidence interval for the mean increase in pay for all corporate CEOs.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd