Population standard deviations

Assignment Help Business Economics
Reference no: EM131877183

You are in the market for a new car. You want to check whether there is a significant difference between the fuel economy of mid-size domestic cars and mid-size import cars. You sample 25 domestic car makes and find an average fuel economy of 33.412 MPG with a standard deviation of 4.18 MPG. For imports, you sample 16 cars and find an average MPG of 34.884 MPG with a standard deviation of 6.124. If a 95% confidence interval is calculated to estimate the difference between the average fuel economy of domestic and import mid-size cars, what is the margin of error? Assume both population standard deviations are equal.

1) 2.023

2) 1.606

3) 3.249

4) 3.148

5) 2.706

Reference no: EM131877183

Questions Cloud

Compare the means between the average gpa : We can use pairwise comparison if we want to compare the means between the average GPA in 8 different schools.
Which model is evident in the above-referenced decisions : What are the significant operational differences between the crime control model and the due process model?
Justify the value of marketing plans : Justify the value of marketing plans as instruments that compel marketers to think about upcoming periods, perform routine marketing analyses and audits.
What is the bad boys cost of capital : Bad Boys, Inc. is evaluating its cost of capital. Under consultation, Bad Boys, Inc. expects to issue new debt at par with a coupon rate of 8%.
Population standard deviations : What is the margin of error? Assume both population standard deviations are equal.
Explain the factors that would influence the officer : Police officers receive extensive training, and police administrators usually bring advanced formal education to the job.
Determine the single plantwide factory overhead rate : Determine the single plantwide factory overhead rate, using each of the following allocation bases: (a) direct labor hours and (b) machine hours
Diagnose the reasons for resistance to change : Using the organization that your instructor preapproved, the (organization Im using is the prison system)diagnose the organization's level of resistance.
What is the probability that he or she makes 10 calls : a. If you select a student at random what is the probability that he or she makes 10 calls in a day?

Reviews

Write a Review

Business Economics Questions & Answers

  Economics assignment

This document contains various important questions and their appropriate answers in the subject field of Economics.

  Demand and supply curves

Economics is the study of the principles governing the allocation of scarce means among competing ends when the objective of the allocation is to maximize the attainment of the ends.

  Long-run perfectly competitive equilibrium for the firm

Evaluate Government intervene and correct this situation?(a) Explain the concept of a concentration ratio. A rise in the price of magarine Explain the impact of external costs and external benefits on resource allocation long-run perfectly c..

  Supply and demand diagrams

Explain each of the following using supply and demand diagrams,  With the use of a graph, explain how these two programs affect cigarette consumption and the price of cigarettes.

  Case study: fisher-price toys

The case study of the Fisher-Price Toys, Inc., a popular case in basic economics and management from the prestigious Harvard Business School.

  Draw the production possibility curve

Draw the production possibility curve and a. Define consumer surplus and producer surplus.

  Tax revenue

The Australian government administers two programs that affect the market for cigarettes

  Maximize total welfare

How many tickets to sell to maximize total welfare.

  Difference between the cv and the ev

The change in consumer surplus (?CS) is not "theoretically" justifiable like the CV and EV but it continues to be the most widely used measure of consumer welfare change. Explain how this can be reconciled

  Depict von neumann-morgenstern utility index u in a diagram

Depict the von Neumann-Morgenstern utility index u in a diagram

  What is the market solution

What is the market solution (market price and quantity) and What is the total surplus of the society under the market solution

  Calculate gross national product and net national product

Calculate gross national product and net national product

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