Favor of the airlines e-mail idea

Assignment Help Other Subject
Reference no: EM13337931

An  airline has surveyed a simple random sample of air travelers to find out whether they would be interested in paying a higher fare in order to have access to email during the flight. Of the 400 travelers surveyed,80 said e-mail access would be worth a slight extra cost.Construct a 95% confidence interval for the population proportion of air travelers who are in favor of the airline's e-mail idea.

Reference no: EM13337931

Questions Cloud

Assuming the population standard deviation are equal : A sample of 40 investment customers serviced by an account manager are found to have had an average of $23,000 in transaction during the past year, with a standard deviation of $8,500. A sample of 30 customers serviced by another account manager aver..
Assuming normal populations with equal standard deviations : An educator is considering two different videotapes foruse in a half-day session designed to introduce students to thebasics of economics. Students have been randomly assigned to twogroups,and they all take the same written examination after viewingt..
Should we reject the directors claim : The director of admissions at a large university says that 15% of high school juniors to whom she sends university literature eventually apply for admission. In a sample of 300 persons to whom materials were sent,30 students applied for admission. In..
Preliminary study the population standard deviation : A consumer agency has retained an independent testing firm to examine a television manufacturer's claim that its 25-inch console model consumes just 110 watts of electricity.
Favor of the airlines e-mail idea : An  airline has surveyed a simple random sample of air travelers to find out whether they would be interested in paying a higher fare in order to have access to email during the flight.
Confidence and the estimated standard deviation : The Arkansas State Police wish to estimate the average mph being traveled on the Interstate Highways,which cross the state.If the estimate is to be within 8 mpg of the true mean with 98% confidence and the estimated standard deviation is 22 mph,how l..
Confidence interval for the population mean would equal : A random sample of size 15 taken from a normally distributed population revealed a sample mean of 75 and a sample variance of 25. The upper limit of a 95% confidence interval for the population mean would equal?
Determine a confidence interval estimate : Your statistics instructor wants you to determine a confidence interval estimate for the mean test score for the next exam. In the past, the test scores have been normally distributed with a mean of 74.2 and  a standard deviation of 30.9. A 95% confi..
Different from their counter-parts across the nation : The International Coffee Association has reported the mean daily coffee consumption for U.S. residents as 1.65 cups.Assume that a sample of 38 people from a North Carolina city consumed a mean of 1.84 cups of coffee per a day, with a standard deviati..

Reviews

Write a Review

Other Subject Questions & Answers

  Cross-cultural opportunities and conflicts in canada

Short Paper on Cross-cultural Opportunities and Conflicts in Canada.

  Sociology theory questions

Sociology are very fundamental in nature. Role strain and role constraint speak about the duties and responsibilities of the roles of people in society or in a group. A short theory about Darwin and Moths is also answered.

  A book review on unfaithful angels

This review will help the reader understand the social work profession through different concepts giving the glimpse of why the social work profession might have drifted away from its original purpose of serving the poor.

  Disorder paper: schizophrenia

Schizophrenia does not really have just one single cause. It is a possibility that this disorder could be inherited but not all doctors are sure.

  Individual assignment: two models handout and rubric

Individual Assignment : Two Models Handout and Rubric,    This paper will allow you to understand and evaluate two vastly different organizational models and to effectively communicate their differences.

  Developing strategic intent for toyota

The following report includes the description about the organization, its strategies, industry analysis in which it operates and its position in the industry.

  Gasoline powered passenger vehicles

In this study, we examine how gasoline price volatility and income of the consumers impacts consumer's demand for gasoline.

  An aspect of poverty in canada

Economics thesis undergrad 4th year paper to write. it should be about 22 pages in length, literature review, economic analysis and then data or cost benefit analysis.

  Ngn customer satisfaction qos indicator for 3g services

The paper aims to highlight the global trends in countries and regions where 3G has already been introduced and propose an implementation plan to the telecom operators of developing countries.

  Prepare a power point presentation

Prepare the power point presentation for the case: Santa Fe Independent School District

  Information literacy is important in this environment

Information literacy is critically important in this contemporary environment

  Associative property of multiplication

Write a definition for associative property of multiplication.

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