Homework

Related Homework Questions
A tire manufacturer believes that the life of its tires
A tire manufacturer believes that the life of its tires follow a normal distribution with a mean of 46,000 miles and a standard deviation of 4,000 miles. What is the probability that a randomly select… read more
Sandhya
Tutor
Master's Degree
7,394 satisfied customers
5) The owner of a grocery store is always trying to minimize
5) The owner of a grocery store is always trying to minimize the time it takes the customers to check out. in the pst she has conducted many studies of the checkout times, and they have displayed a no… read more
Kofi
Ph.D.
96 satisfied customers
Start of Questions A particular fruit's weights are normally
Start of Questions A particular fruit's weights are normally distributed, with a mean of 597 grams and a standard deviation of 28 grams.If you pick 21 fruits at random, then 13% of the time, their mea… read more
Kofi
Ph.D.
96 satisfied customers
Start of Questions A particular fruit's weights are normally
Start of Questions A particular fruit's weights are normally distributed, with a mean of 458 grams and a standard deviation of 26 grams.If you pick 11 fruits at random, then 6% of the time, their mean… read more
Kimberley Wright
Masters
81 satisfied customers
According to the historical data, the life expectancy in the
According to the historical data, the life expectancy in the United States is less than the life expectancy in Denmark. A new study has been made to see whether this has changed. Records of 215 indivi… read more
R.R. Jha
Bachelor's Degree
5,914 satisfied customers
A machine that manufactures automobile pistons is estimated
A machine that manufactures automobile pistons is estimated to produce a defective piston 1% of the time. Suppose that this estimate is correct and that a random sample of 90 pistons produced by this … read more
akch2002
Master's Degree
2,538 satisfied customers
Accu-Rating has just released its webcast report for last
Accu-Rating has just released its webcast report for last month. The report details the aggregate tuning hours (ATHs) for the top 20radio stations broadcast over the web. (The ATH for a station is the… read more
GLENN GILONGOS
Master of Mathematics
637 satisfied customers
Statistics question (chapter on sampling and sample
Statistics question (chapter on sampling and sample distributions). A random sample is drawn from a normally distributed population with mean μ = 12 and standard deviation σ = 1.5. (Use the z score ta… read more
Ray Atkinson
Bachelor's Degree
1,687 satisfied customers
Random variable is normally distributed with a mean
Random variable is normally distributed with a mean of μ = 50 and a standard deviation of σ = 5. What is the probability the random variable will assume a value between 45 and 55 (to 4 decimals)? What… read more
R.R. Jha
Bachelor's Degree
5,914 satisfied customers
Work the following problem using an Excel. Annotate and highlight
Work the following problem using an Excel. Annotate and highlight the spreadsheet with the answers required below. Bill's Manifolds, Inc produces made to order special manifolds for motorcycles. The t… read more
Osbert12
Master's Degree
2,468 satisfied customers
A manufacturer claims that the mean lifetime, , of its light
A manufacturer claims that the mean lifetime, µ, of its light bulbs is 42 months. The standard deviation of these lifetimes is 9 months. Forty bulbs are selected at random, and their mean lifetime is … read more
Sandhya
Tutor
Master's Degree
7,394 satisfied customers
Hypothesis test for the population mean t test A rental agent
Hypothesis test for the population mean: t test A rental agent claims that the mean monthly rent, µ , for apartments on the east side of town is less than \$725. A random sample of 11 monthly rents for… read more
Sandhya
Tutor
Master's Degree
7,394 satisfied customers
The Polk Company reported that the average age of a car on
The Polk Company reported that the average age of a car on U.S. roads in a recent year was 7.5 years. (a) Suppose the distribution of ages of cars onU.S. roads is approximately bell-shaped. If 99.7% o… read more
R.R. Jha
Bachelor's Degree
5,914 satisfied customers
Can you think of examples of the CLT at work -- that is, non-Normal
Can you think of examples of the CLT at work -- that is, non-Normal variables whose average, with sufficiently large sample, tends to Normal?… read more
Judy Bailey
Bachelors degree
1,013 satisfied customers
Individual Assignment Descriptive Statistics and Probability
Individual Assignment: Descriptive Statistics and Probability Distributions Problem Sets Statistical Techniques in Business & Economics • Prepare responses to the following exercises from the texts: o… read more
muvee
Master's Degree
1,030 satisfied customers
1. The manufacturer of the Z-20 steel belted radial tire ...
1. The manufacturer of the Z-20 steel belted radial tire claims that the mean mileage the tire can be driven before the tread wears out is 60,000. The standard deviation of the mileage is 5,000 miles.… read more
Dolly
Master's Degree
448 satisfied customers
Assume that the sample is taken from a large population and ...
Assume that the sample is taken from a large population and the correction factor can be ignored. At a large publishing company, the mean age of proofreaders is 36.1 years, and the standard deviation … read more
abozer
Bachelor's Degree
6,158 satisfied customers
Round the standard deviation and z value to two decimal ...
Round the standard deviation and z value to two decimal places. Use a table for standard normal distribution and give the corresponding areas to four decimal places. Give your final answer as a percen… read more
abozer
Bachelor's Degree
6,158 satisfied customers
Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

## What Customers are Saying:

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

He answered my question promptly and gave me accurate, detailed information. If all of your experts are half as good, you have a great thing going here.

DianeDallas, TX

< Previous | Next >

## Meet the Experts:

LogicPro

Engineer

6,229 satisfied customers

Expert in Java C++ C C# VB Javascript Design SQL HTML

Manal Elkhoshkhany

Tutor

4,567 satisfied customers

More than 5000 online tutoring sessions.

Linda_us

Finance, Accounts & Homework Tutor

3,138 satisfied customers

Post Graduate Diploma in Management (MBA)

Chris M.

M.S.W. Social Work

2,720 satisfied customers

Master's Degree, strong math and writing skills, experience in one-on-one tutoring (college English)

F. Naz

Chartered Accountant

2,207 satisfied customers

Experience with chartered accountancy

Bizhelp

CPA

1,887 satisfied customers

Bachelors Degree and CPA with Accounting work experience

Seanna

Tutor

1,781 satisfied customers

3,000+ satisfied customers, all topics, A+ work

< Previous | Next >

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Show MoreShow Less