Question: Hi i really need help. Is there evidence that the population mean price of 4-cylinder cars is less than that of 6- cylinder cars? Use

Hi i really need help.

Is there evidence that the population mean price of 4-cylinder cars islessthan that of 6- cylinder cars? Use a13% level of significance

Claim: We want to test the claim that the 4-cylinder cars sold at the auction are priced

Hypothesis statement: Null hypothesis - H0:12

Alternative hypothesis - H1:1

Analysis of results:Divide P-value and show for one-tail.Verify on Casio or excel.

Statistical and managerial decision:

SPSS output:

Hi i really need help.Is there evidence that the population mean price

SPSS output: Group Statistics Std. Error Cyl6 N Mean Std. Deviation Mean Price 0 389 13216.24 2952.884 149.717 1 111 14745.81 3725.548 353.613 Independent Samples Test Levene's Test for Equality of Variances t-test for Equality of Means 95% Confidence Interval of the Significance Mean Std. Error Difference F Sig t df One-Sided p Two-Sided p Difference Difference Lower Upper Price Equal variances assumed 4.056 045 -4.527 498 <.001 equal variances not assumed>

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

3 The Keppners file a joint income tax return. Assume the taxable year is 2024. 3.57 points Required: a. Compute their standard deduction assuming that Mr. Keppner is age 68, and Ms. Keppner is age...

Is there evidence that the population mean price of 4-cylinder cars is less than that of 6- cylinder cars? Use a 13% level of significance Claim: We want to test the claim that the 4-cylinder cars...

Please help me write a brief explanation discussing my findings. Please help me answer "is there evidence that the population mean ODOMETER READING of a 4 cylinder car is greater than that of a 6...

Question 3: Is there evidence that the population mean ODOMETER READING of 4-cylinder cars is greater than that of 6-cylinder cars? Use a 9% level of significance. Case Processing Summary Cases Case...

ASK YOUR TEACHER Quick Start Company makes 12-volt car batteries. After many years of product tutingr the company knows that the average life of a Quick Start battery is normain distributed, with a...

9.4 Excel Activity 2c - Hypothesis Test for Mean: The mean price for used cars is $10,419. A manager of a Kansas City used car dealership reviewed a sample of 50 recent used car sales at the...

Q1) One-Sample t- Test (11 points total) I am shopping for a new sedan and would like to get one with excellent miles per gallon (MPG). I heard that Korean cars tend to be more fuel efficient than...

QUESTION 3 (20 marks) Is there evidence that the population mean ODOMETER READING of 4-cylinder cars is greater than that of 6-cylinder cars? (IF TEAM NUMBER ODD) Use a 9% level of significance. (IF...

I need your help with the data attached. Can you kindly help me compute the problems found in the main attached? The mean price for used cars is $10,511. A manager of a Kansas City used car...

Chapter 7 Inferential Statistics: Estimation and Hypothesis Androgen (ng/ml) at Adult Time of Injection Androgen (ng/ml) 30 Male 4.79 Minutes After Injection 18.53 7.39 13.74 7.91 7.30 0.52 10 4.85...

The chapter discussed many threats and vulnerabilities to information security. Using the Web, find at least two other sources of information on threat and vulnerabilities. Begin with...

Five years ago, Mr. Hafiz was appointed Chief Executive Officer (CEO) of Vegetable Bank, one of the largest global bank. Mr. Hafiz had a successful track record in senior management in America and...

On a health insurance application, a signature is required from all of the following individuals EXCEPT A . The policyowner. B . The agent. C . The proposed insured. D . The spouse of the policyowner.

In the EAI sampling problem, the population mean is $51,200 and the population standard deviation is $4,000. When the sample size is n = 30, there is a 0.5878 probability of obtaining a sample mean...

Multiple Choice Questions: 1. An information system that supports a particular area of an organization, such as production or marketing, is called a: a. distributed data processing system. b....

Altman's Z score analysis is a popular tool used by analysts. Write a short paper explaining what it is; how it is computed and how to interpret the results. Calculate and interpret the Z Score for...

The earned income credit: A. Must be calculated on earned income as well as adjusted gross income in some cases. B. Is available to married taxpayers who file separate returns. C. Is available only...

Write a program that includes two functions. The first function should ask a salesperson for the dollar value of daily sales and then return this figure to the main program. The second function...

The objective of supply chain management is to coordinate activities within the supply chain to maximize its competitive advantage and benefits to the ultimate consumer. Please suggest two...

Be able to describe the characteristics of an effective human resources department

Understand how to advise department managers about adopting a proactive approach with human resources, suggesting how to approach human resources in a number of areas of concern

Know how to find a consultant