Messages
Proposals
Get Urgent Writing Help In Your Essays, Assignments, Homeworks, Dissertation, Thesis Or Coursework & Achieve A+ Grades.
Privacy Guaranteed - 100% Plagiarism Free Writing - Free Turnitin Report - Professional And Experienced Writers - 24/7 Online Support
Question 1 In a poll of 400 voters in a campaign to eliminate non-returnable beverage containers, 250 of the voters were opposed. Develop a 99% confidence interval estimate for the proportion of all the voters who opposed the container control bill.
Question 2 A random sample of 50 airline pilots had an average yearly income of $110,000 with a standard deviation of $10,000.
1. If we want to determine a 90% confidence interval for the average yearly income, what is the value of t? 2. Develop a 90% confidence interval for the average yearly income of all pilots.
Question 3 In order to determine the average weight of carry-on luggage by passengers in airplanes, a sample of 250 pieces of carry-on luggage was collected and weighed. The average weight was 20 pounds. Assume that we know the standard deviation of the population to be 2.5 pounds.
1. Determine a 95% confidence interval estimate for the mean weight of the carry-on luggage. 2. Explain how you know whether to use z or t values in these types of problems.
Question 4 A statistician employed by a consumer testing organization reports that at 95% confidence he has determined that the true average content of the Uncola soft drinks is between 11.8 to 12.2 ounces. He further reports that his sample revealed an average content of 12 ounces, but he forgot to report the size of the sample he had selected. Assuming the standard deviation of the population is 1.25, determine the size of the sample.
| Writer | Writer Name | Amount | Client Comments & Rating |
|---|---|---|---|
ONLINE |
Instant Homework Helper |
$36 |
She helped me in last minute in a very reasonable price. She is a lifesaver, I got A+ grade in my homework, I will surely hire her again for my next assignments, Thumbs Up! |
Custom Original Solution And Get A+ Grades
Custom Original Solution And Get A+ Grades
Custom Original Solution And Get A+ Grades
| Writer | Writer Name | Offer | Chat |
|---|---|---|---|
ONLINE |
Academic MasterI have super grip on essays, case studies, reports and discussion posts. I am working on this forum from last 6 years with full amount of satisfaction of my clients. |
$45 | Chat With Writer |
ONLINE |
Top Grade TutorI can provide you with a guarantee of plagiarism free work. I am producing quality content for my clients including ARTICLE WRITING, ESSAY WRITING, RESEARCH PAPERS, BUSINESS PLAN, TECHNICAL WRITING, MATLAB, THESIS & DISSERTATIONS. |
$60 | Chat With Writer |
ONLINE |
Online Assignment HelpI am an elite class Ph.D. writer who can deliver you a supreme level of content within your given deadline. I will give you plagiarism free content within your given timeline. |
$40 | Chat With Writer |
ONLINE |
Top Essay TutorI feel, I would be the best choice for this project, I have more than 10 years of working experience in writing essys, reports, case studies and dissertations. Give me your work and get relax |
$35 | Chat With Writer |
ONLINE |
Assignment HubI feel, I am the best option for you to fulfill this project with 100% perfection. I am working on this forum since 2014 and I have served more than 1200 clients with a full amount of satisfaction. |
$40 | Chat With Writer |
ONLINE |
Engineering GuruHello, I have more than 10 years of writing experience. I can manage essays, summaries, reports and analysis works in very short period of time. I produce plagiarism free content for my clients, will send you FREE TURNITIN Reports as well. Thank you. |
$65 | Chat With Writer |
Let our expert academic writers to help you in achieving a+ grades in your homework, assignment, quiz or exam.