Question a construction company owns six backhoes which, Ask an Expert

Statistics

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?

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

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

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M92768963

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

Twelve different video games showing substance use were

Twelve different video games showing substance use were observed and the duration of times of game play? (in seconds) are listed below. The design of the study justifies the assumption that the sample can be treated as a ...

A company designs a new laptop computer and wants to

A company designs a new laptop computer and wants to investigate customers' preferences with respect to three select laptop features. The features are Price (High vs. low) Processor Speed (Low vs. medium vs. high) Weight ...

What is liquidity and why is liquidity important to the

What is liquidity and why is liquidity important to the success of a business? Give the Reference

Question 1co6 from a random sample of 68 businesses it is

Question 1 (CO6) From a random sample of 68 businesses, it is found that the mean time that employees spend on personal issues each week is 4.9 hours with a standard deviation of 0.35 hours. What is the 95% confidence in ...

The ph acidity of the liquor is critical for regulating dye

The pH (acidity) of the liquor is critical for regulating dye uptake and hence the final color. There are 5 kettles, all of which receive dye liquor from a common source. Past data show that pH varies according to a Norm ...

A stat 200 instructor wants to know if students tend to

A STAT 200 instructor wants to know if students tend to score differently on the lesson 4 and 5 quizzes. Data were collected from a representative sample of 60 students during the Summer 2018 semester. Data were paired b ...

A company is to hire two new employees they have prepared a

A company is to hire two new employees. They have prepared a final list of twelve candidates, all of whom are equally qualified. Of these twelve candidates, seven are women. If the company decides to select two persons r ...

A if n7 days campus is open and p022 the probability that

A. If n=7 (days campus is open) and p=0.22 (the probability that a student is on campus on any given day), determine the theoretical mean and standard deviation for the number of days on campus each week.

A political candidate wishes to determine if endorsing

A political candidate wishes to determine if endorsing increased social spending is likely to affect her standing in the polls. She has access to data on the popularity of several other candidates who have endorsed incre ...

Now assume that i am talking about a normally distributed

Now assume that I am talking about a normally distributed set of data: An IQ test. This IQ test has a mean of 100 and a standard deviation of 15. Find the following probabilities What is the probability that someone scor ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert