Wishes to estimate the proportion of all american adults

Assignment Help Basic Statistics
Reference no: EM131066627

An airline analyst wishes to estimate the proportion of all American adults who are afraid to fly in light of the thwarted terrorist attack on a U.S. commercial airliner on December 25, 2009. To estimate this percentage, the analyst decides to survey 1500 Americans from across the nation. Identify the relevant sample and population in this situation.

Reference no: EM131066627

Questions Cloud

Comparative advantage in gathering information : Explain why banks, which would seem to have a comparative advantage in gathering information, have not eliminated the need for the money markets?
What do the minority shareholders want : 1. Why does Herbert Kohler want to do the recap? Why does he want to buy the minority shareholders out when he already controls about 90% of the company? 2. What do the minority shareholders want? Why are they bothering Herbert Kohler?
Attend an early intervention programme : A study finds, using a logit analysis, that there is a statistically significant 6% increase in the probability that a child will have a measles immunization if they attend an early intervention programme.
Evaluate mitchell courage and style : How would you evaluate Mitchell as a follower? Evaluate his courage and style - if you were Mitchell, what would you do now?
Wishes to estimate the proportion of all american adults : An airline analyst wishes to estimate the proportion of all American adults who are afraid to fly in light of the thwarted terrorist attack on a U.S. commercial airliner on December 25, 2009.
Company year-end balance sheet : Prepare all journal entries related to the warranty for the current year. How will the warranty liability be reported on the company's year-end balance sheet?
Effects of financial crisis on economic zone : Research in Business (BUSN20016) Assessment Task. Project Outline- Effects of Financial Crisis on economic zone. To learn about the influence of financial crisis on the financial zone
Semi-annual interest payment : Record issuance of the bonds on June 30, 2016, the payment of interest at December 31, 2016, and the semi-annual interest payment on June 30 2017
The standard deviation for this sample group : A machine dispenses a liquid drug into bottles in such a way that the standard deviation of the contents is 81 milliliters. A new machine is tested on a sample of 24 containers and the standard deviation for this sample group is found to be 26 mil..

Reviews

Write a Review

Basic Statistics Questions & Answers

  Interpretation of a statistical test

A sample is taken prior to a major election of likely voters. The null hypothesis is that the votes will be split 50/50. One candidate gets 54% of the support in the sample and the p-value for this sample is calculated to be 0.12.

  Determining probability-random variables

Let the random variable X denote the number of emergency calls received by the campus police office each day. The probability mass function of X is given by:

  Produce an analysis class diagram

Produce an analysis class diagram focusing on the problem domain. At this point it is not required to be fully attributed. However it is important that you attempt to model as many of the entities as possible, and to ensure the correct multiplicit..

  Normal distribution of probability

Suppose that the thermometer readings are normally distributed with mean of 0° C and a standard deviation of 1.00° C. A thermometer is randomly selected and tested.

  Calculate the upper control limit for an x-bar chart

Six samples of subgroup size 2 (n = 2) were collected. Determine the upper control limit (UCL) for an X-bar chart if the mean of the sample averages is 4.7 and mean of the sample ranges is 0.35

  Facts about the p-value of a test is correct

Question 1: A study was conducted to estimate μ, the mean number of weekly hours that U.S. adults use computers at home. Suppose a random sample of 81 U.S. adults gives a mean weekly computer usage time of 8.5 hours and that from prior studies, th..

  Computing hypothesis and p value

What is a p-value in testing hypothesis? How does this p-value help us to decide to/not to reject a Null hypothesis? What might happen if we do not use this p-value in particular, when we are rejecting a Null hypothesis?

  Job training of all welfare mothers

Explain briefly and in nontechnical language what "a significant difference (P

  A professor is interested in the number of students who use

a professor is interested in the number of students who use the campus library for academic purposes. she takes a

  Are 14 of mampm candies yellow mars claims that 14 of its

are 14 of mampm candies yellow? mars claims that 14 of its plained candies are yellow and a sample of 100 such candies

  How much will the borrower have to pay

Suppose interest rates have dropped to 5%. How much will the borrower have to pay if the lender uses the lower interest rate to calculate the outstanding balance?

  An insurance company wants to determine if their clients

insurance companies track life expectancy information to assist in determining the cost of life insurance policies.

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