Find the sample size

Assignment Help Business Economics
Reference no: EM131932940

Find the Sample Size

a. A pizza shop owner wishes to find the 95% confidence interval of the true mean cost of a large plain pizza. How large should the sample be if she wishes to be accurate to within $0.15? A previous study showed that the standard deviation of the price was $0.26.

b. A researcher wishes to be 95% confident that her estimate of the true proportion of individuals who travel overseas is within 4% of the true proportion. Find the sample necessary if, in a prior study, a sample of 200 people showed that 40 traveled overseas last year. If no estimate of the sample proportion is available, how large should the sample be?

Reference no: EM131932940

Questions Cloud

When a call option is exercised : The yield on a Treasury bill will increase if. When a call option is exercised
What is the probability that sam gets a scholarship : (a) What is the probability that Sam gets a scholarship but Allen doesn't?
Create an accounting equation using the elements assets : Accounts titles and the accounting equation - Create an accounting equation using the elements assets, liabilities, and stockholders' equity
Find the estimated growth rate in dividends : Alfa is a start-up company who is using all its cash to growth so it does not plan to pay dividends for the next 4 years.
Find the sample size : A pizza shop owner wishes to find the 95% confidence interval of the true mean cost of a large plain pizza.
Write an assembly code that removes blank spaces : In this problem, you will write a LC-3 assembly code that removes blank spaces from a string. Assume that the string starts at memory location 0x5000.
Individual can hedge against loss from decline interest rate : If a lender agrees to lend a firm $ 1,000,000 after six months at the going rate, that individual can hedge against the loss from a decline interest rates by
Write at least a two-page research report on billing issues : Write at least a two-page research report on billing issues in the context of health information management.
At what level of expected cash flows does it make project : If the estimates of remaining cash flows are revised based on the first year's experience, at what level of expected cash flows does it make sense to abandon.

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