Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Find the 95% confidence interval for the population mean.

As part of a real estate company study, selling prices of 45 homes in a particular neighbourhood were gathered. The sample mean price was $244,000. Presume that the population standard deviation is known to be $38,500. Find a 95% confidence interval for the population mean selling price of all homes in this neighbourhood.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922124

Have any Question? 


Related Questions in Statistics and Probability

A weight-loss company wants to statistically prove that its

A weight-loss company wants to statistically prove that its methods work. They randomly selected 10 clients who had been on the weight loss program for between 55 and 65 days. They looked at their beginning weights and t ...

A research concludes that the number of hours of exercise

A research concludes that the number of hours of exercise per week for adults is normally distributed with a mean of 3.5 hours and a standard deviation of 3 hours. Show all work. Just the answer, without supporting work, ...

These are pretty similarthe population standard deviation

These are pretty similar: The population standard deviation of the number of people who shop online is 3.1. If you want to be 99% confident that the sample mean is within 2% of the population mean, how many people must b ...

The following tables depict the preferences of three

The following tables depict the preferences of three universities regarding a set of applicants, and the preferences of the applicants regarding the universities. Every university also has a specified quota for the numbe ...

A person goes to his office everyday he has a single

A person goes to his office everyday. He has a single umbrella. When he is home and the umbrella is home, he can choose to bring it. He will certainly do so if it is raining, but must decide what to do if is not raining, ...

According to a study conducted by dell computers 65 of men

According to a study conducted by Dell Computers, 65% of men and 70% of women say that weight is a very important factor in purchasing a laptop computer. Suppose this survey was conducted using 374 men and 481 women. Do ...

1 consider the circumstances under which a

1. Consider the circumstances under which a repeated-measures experimental research design, rather than a between-participants experimental design, might be more or less appropriate. 2. Explain what counterbalancing refe ...

A company has 100000 to invest in new rampd projects

A company has $1,00,000 to invest in new R&D projects.  The company wants to determine what set of projects should be selected.   The following table summarizes the initial cost and revenue potential for each of the proj ...

Suppose that the number of men equals the number of women

Suppose that the number of men equals the number of women, and that Vera is last on the preference list of every man. Prove that under every stable matching, Vera is matched to the same man. Who is the unlucky guy?

Name and explain the contributions of three abolitionists

Name and explain the contributions of three Abolitionists that supported and helped African Americans before the Civil War fight slavery?

  • 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

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen