Math Homework

Related Math Homework Questions
find the qppropriate minimum sample size. you want to be 95%
Please who can get me a fast answer to any of these 16. Solve the problem. The following confidence interval is obtained for a population proportion, p: (0.707, 0.745). Use these confidence interval l… read more
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
1.) A sample of 10 observations is selected from a normal populat
1.) A sample of 10 observations is selected from a normal population for which the population standard is 5. The sample mean is 20. a.) determine the standard error of the mean. b.) explain why formul… read more
SusanAthena
Master's Degree
Master's Degree
41 satisfied customers
1. A machine produces 5-inch nails. A sample of 12 nails was
1. A machine produces 5-inch nails. A sample of 12 nails was selected and their lengths determined. The results are as follows: 4.91 4.97 4.80 4.81 4.93 4.82 4.84 4.81 4.97 4.95 4.82 4.86 Assuming tha… read more
mcleo19
Assistant Professor
Doctoral Degree
134 satisfied customers
A sample of size n 20 is selected from a normal population
A sample of size n = 20 is selected from a normal population to construct a 95% confidence interval estimate for a population mean. The interval was computed to be (9.50 to 13.10). Determine the sampl… read more
rajeevanpillai
Master's Degree
687 satisfied customers
a sample size is n 20 is selected from a normal popuoation
a sample size is n=20 is selected from a normal popuoation to construct a 95% confidence interval for a population mean. the interval is computed to be 1.60 to 6.50. Determine the samle standard devia… read more
abozer
Bachelor's Degree
6,159 satisfied customers
1. A machine produces 5-inch nails. A sample of 12 nails was
1. A machine produces 5-inch nails. A sample of 12 nails was selected and their lengths determined. The results are as follows: 4.96 4.97 4.87 4.81 4.84 4.89 4.96 4.84 4.86 4.83 4.83 4.91 Assuming tha… read more
Chirag
Master's Degree
10,329 satisfied customers
1. A machine produces 9 inch latex gloves. A sample of 68 gloves
1. A machine produces 9 inch latex gloves. A sample of 68 gloves is selected, and it is found that 42 are shorter than they should be. Find the 98% confidence interval on the proportion of all such gl… read more
StatisticsExpert
Asst. Professor
Doctoral Degree
397 satisfied customers
Question for Angel Mathew 1.A machine produces 5-inch nails.
Question for Angel Mathew 1.A machine produces 5-inch nails. A sample of 12 nails was selected and their lengths determined. The results are as follows: 4.94 4.94 5.07 4.91 4.98 5.00 4.94 5.09 5.00 4.… read more
StatisticsExpert
Asst. Professor
Doctoral Degree
397 satisfied customers
a sample of size n 20 is selected from a normal population
a sample of size n=20 is selected from a normal population to construct @ 95% confidence interval estimate for a population mean. The interval was computed to be 4.30 to 5.20. Determine the sample dev… read more
Chirag
Master's Degree
10,329 satisfied customers
1. A machine produces 5-inch nails. A sample of 12 nails was
1. A machine produces 5-inch nails. A sample of 12 nails was selected and their lengths determined. The results are as follows: 4.91 4.97 4.80 4.81 4.93 4.82 4.84 4.81 4.97 4.95 4.82 4.86 Assuming tha… read more
R.R. Jha
Bachelor's Degree
4,608 satisfied customers
A sample of size n 20 is selected from a normal population
A sample of size n = 20 is selected from a normal population to construct a 90% confidence interval estimate for a population mean. The interval was computed to be (7.60 to 10.70). Determine the sampl… read more
abozer
Bachelor's Degree
6,159 satisfied customers
Wondering if you could help with these questions. Please show
Wondering if you could help with these questions. Please show work since I'm stuck on some steps. You are constructing a 95% confidence interval using the information: n = 50, = 54.3, s = 2.1 and E = … read more
R.R. Jha
Bachelor's Degree
4,608 satisfied customers
Confidence Intervals for the Mean (Large Samples) 1. Find
Confidence Intervals for the Mean (Large Samples) 1. Find the critical value zc necessary to form a confidence interval at the given level of confidence. (References: definition for level of confidenc… read more
Greg
Master's Degree
1,292 satisfied customers
1.In a random sample of 25 people, the mean number of books
1.In a random sample of 25 people, the mean number of books they had read in the past year was 13.69 books and the standard deviation was 16.60 books. Assume the variable is normally distributed and u… read more
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
A sample of size n 20 is selected from a normal population
A sample of size n = 20 is selected from a normal population to construct a 95% confidence interval estimate for a population mean. The interval was computed to be (8.20 to 9.80). Determine the sample… read more
Chirag
Master's Degree
10,329 satisfied customers
Hi please help me with these questions. Thank you. Section 6.1: Confidence Intervals for the Mean (Large Samples) 1.Find the critical value zc necessary to form a confidence interval at the given leve… read more
Greg
Master's Degree
1,292 satisfied customers
1.You are given the sample mean and the standard deviation.
***Statistics**Need the answers by 8pmEST 5/27/09******** 1.You are given the sample mean and the standard deviation. use this information to construct the 90% and 95% confidence intervals for the pop… read more
Greg
Master's Degree
1,292 satisfied customers
. A sample of size n 14 is selected from a normal ...
. A sample of size n = 14 is selected from a normal population to construct a 95% confidence interval estimate for a population mean. The interval was computed to be (7.82 to 9.64). Determine the samp… 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:

Mr. Gregory White

Master's Degree

92 satisfied customers

M.A., M.S. Education / Educational Administration

JACUSTOMER-yrynbdjl-

Master's Degree

49 satisfied customers

I have taught college Mathematics for the past 10 years.

SusanAthena

Master's Degree

41 satisfied customers

Tutor for Algebra, Geometry, Statistics. Explaining math in plain English.

Dr Arthur Rubin

Doctoral Degree

38 satisfied customers

Ph.D. in Mathematics, California Institute of Technology

mhasan420

Master's Degree

29 satisfied customers

BA Maths, Oxford

Don

Master's Degree

17 satisfied customers

M.S. Astronautical Engineering. Math/Science/Comp Tutor

judybailey61

Bachelor's Degree

17 satisfied customers

20 years teaching mathematics

< 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