Is mean list price of a house lower create confidence

Assignment Help Basic Statistics
Reference no: EM13113633

Is the mean list price of a house lower if there are 3 bedrooms compared to 4 bedrooms? To answer this question we will construct a confidence interval and hypothesis test. The following information is from a random sample of 35 homes for sale in Milwaukee. The values are the list price in thousands of dollars for 19 houses that have 3 bedrooms and 16 houses that have 4 bedrooms.

Reference no: EM13113633

Questions Cloud

Determine the mean square for treatments : Given this Analysis of Variance information for three treatments each with six observations.with SST =1116, SSE=1068, SSTotal =2184. What is the mean square for treatments?
Determine mean driving distance of golfers : Golf course designers are concerned that the old courses are becoming obsolete because new equipment enables golfers to hit the ball so far. One designer believes the new course need to build with the expectation that players will be able to hit t..
Explain the hr strategies that management must undertake : What are the HR Strategies that management must undertake and support to create a successful global presence to insure the success
Describe two important factors : Describe two important factors that contribute to the buildup of CO2 in the atmosphere and contribute to global warming. Discuss possible ways to control these factors.
Is mean list price of a house lower create confidence : Is the mean list price of a house lower if there are 3 bedrooms compared to 4 bedrooms? To answer this question we will construct a confidence interval and hypothesis test.
What is the round number when the system becomes idle : Explain why worst-case fair WFQ can have the absolute fairness bound and what is the round number when the system becomes idle? When the system is idle? Justify your answer.
Information about thesis : I am writing a thesis and need a paired difference statistical analysis with a confidence level at 95% with t-value for alpha of 0.25
Find standard for material needs that impact strength : The standard for this material requires that impact strength must be greater than 1.0ft-lb/in. The sample average and standard deviation obtained were 1.25 and 0.25 respectively.
What problems are there with current recycling efforts : Present two factors contributing to the solid waste problem in the U.S. How could these factors be changed or controlled for the better? What problems are there with current recycling efforts?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Hypothesis testing and calculating sample size

What is the required sample size if you need to estimate the number of workers in the United States who are highly satisfied with their job and you want the estimate to be within 2 percentage points of a 96% confidence interval.

  Problem based on combinatory

Problem based on combinatory - how many different license plates are possible?

  Exponential model for network growth

brief discussion telling why you chose this particular data set to study. As in discussion two, I am hoping that you will choose data that has some relevance to your life.

  Percentiles of known normal distributions

All standard IQ test scores are normally distributed and are set up so that the mean score is 100. However, the standard deviation differs from test to test.

  Computation of goodness-of-fit test

In a goodness-of-fit test where the sample size is 200, there are 5 categories, and the significant level in .05. The critical value of X2 is.

  Determining confidence interval for true mean weight

Develop a 90% confidence interval for the true mean weight. What sample size would be necessary to estimate the true weight with an error of +/- 0.03 grams with 90% confidence?

  Hypothesis testing of electricity

Electricity is commonly traded at the California-Oregon border (COB) and Palo Verde (PV) in Arizona. Assume you take a sample of 100 daily electricity market closing prices (in $/megawatthour) from both COB and PV.

  Determine expected value of perfect information

The local operations manager for the IRS must decide whether to hire 1, 2, or 3 temporary workers. He estimates that net revenues will vary with how well taxpayers comply with the new tax code.

  Cumulative percentage distribution for average airfares

Construct a frequency distribution, percentage distribution, and cumulative percentage distribution for average airfares.

  Important predictor of amount of sales

Hours worked is important predictor of amount of sales.

  Using normal approximation evalute the p-value

The Wilcoxon signed rank test is computed for the data and gives a value W + = 161.5. Using the Normal approximation (without the continuity correction) the P-value.

  Statistical data measures

The Rathburn Manufacturing Company makes electric wiring, which it sells to contractors in the construction industry. Approximately 900 electric contractors purchase wire from Rathburn annually.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd