Homework

Related Homework Questions
A quality control expert at Glotech computers wants to test
A quality control expert at Glotech computers wants to test their new monitors. The production manager claims they have a mean life of73 months with a standard deviation of7 months. If the claim is tr… read more
GLENN GILONGOS
Master of Mathematics
637 satisfied customers
The mean points obtained in an aptitude examination is 183
The mean points obtained in an aptitude examination is183 points with a standard deviation of13 points. What is the probability that the mean of the sample would be greater than 186.2points if73 exams… read more
GLENN GILONGOS
Master of Mathematics
637 satisfied customers
The cost of 5 gallons of ice cream has a standard deviation
The cost of5 gallons of ice cream has a standard deviation of8 dollars with a mean of29 dollars during the summer. What is the probability that the sample mean would be less than27.1 dollars if a samp… read more
GLENN GILONGOS
Master of Mathematics
637 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
Question #1 A statics professor plans class so carefully
quot;For Sandhya" Question #1 A statics professor plans class so carefully that the lengths of her classes are uniformly distributed between 47.0 and 57.0 minutes. Find the probability that a given cl… read more
Sandhya
Tutor
Master's Degree
4,177 satisfied customers
I have about 10 or 12 statistics problems for MAT 300 class,
I have about 10 or 12 statistics problems for MAT 300 class, mostly word problems. Can someone help with that? I don't need to show work just the answers.. I am completely stuck… read more
GLENN GILONGOS
Master of Mathematics
637 satisfied customers
Identify Null Hypothesis Ho And Alternative Hypothesis
1. Identify the null hypothesis Ho and the alternative hypothesis H1. A skeptical paranormal researcher claims that the proportion of Americans that have seen a UFO, p, is less than 1 in every one tho… read more
R.R. Jha
Bachelor's Degree
4,977 satisfied customers
If two events are not mutually exclusive, then P(A or ) =
If two events are not mutually exclusive, then P(A or B) = P(A) + P(B) Answer True False . 2 points Question 2 Probability trees are used only to compute conditional probabilities. Answer True False .… read more
Steve
Teacher
Bachelor's Degree
6,427 satisfied customers
A teller at a drive-up window at a bank had the following service
A teller at a drive-up window at a bank had the following service times (in minutes) for 20 randomly selected customers: SAMPLE 1 2 3 4 4.5 4.6 4.5 4.7 4.2 4.5 4.6 4.6 4.2 4.4 4.4 4.8 4.3 4.7 4.4 4.5 … read more
R.R. Jha
Bachelor's Degree
4,977 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
4,177 satisfied customers
Past records suggest that the mean annual income, 1, of teachers
Past records suggest that the mean annual income, µ1, of teachers in state of Texas is greater than or equal to the mean annual income, µ2, of teachers in Virginia. In a current study, a random sample… read more
R.R. Jha
Bachelor's Degree
4,977 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
4,177 satisfied customers
Here is another question. A decade-old study found that
Here is another question. A decade-old study found that the proportion, , of high school seniors who believed that "getting rich" was an important personal goal was . A researcher decides to test whet… read more
Miftah
Instructor
Master's Degree
438 satisfied customers
For M Hasan 1.A sample of 50 golfers showed that their average
'For M Hasan' or "For Chirag" 1.A sample of 50 golfers showed that their average score on a particular golf course was 90 with a standard deviation of 6. Answer each of the following (show all work): … read more
M Hasan
Bachelor's Degree
1,768 satisfied customers
The population mean and standard deviation are given below.
The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample of N=75, find the probab… read more
StatisticsExpert
Asst. Professor
Doctoral Degree
397 satisfied customers
The breaking strengths of cables produced by a certain manufacturer
The breaking strengths of cables produced by a certain manufacturer have a mean, , of pounds, and a standard deviation of pounds. It is claimed that an improvement in the manufacturing process has inc… read more
abozer
Bachelor's Degree
6,158 satisfied customers
Suppose that the heights of adult men in the United States ...
Suppose that the heights of adult men in the United States are normally distributed with a mean of 70 inches and a standard deviation of 2.5 inches. What proportion of the adult men in United States a… read more
MrBill31
Master's Degree
48 satisfied customers
i have about 30 questions to turn in but i have a meeting ...
i have about 30 questions to turn in but i have a meeting to go to and cant get them in on time. how much would you like me to put in for you to answer these basic statistic questions… read more
Scott
Master's Degree
16,043 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