Confidence interval for the proportion of americans

Assignment Help Basic Statistics
Reference no: EM132332037

1. We wish to construct a confidence interval for the proportion of Americans who do not eat meat using a simple, random sample of 32 Americans, 8 of which do not eat meat.

True or False, the normality condition has been met?

Explain why you chose this answer:

2. A statistic computed from a sample of 30 cats would have more degrees of freedom than a statistic computed from a sample of 30 dogs.

True or False?

Reference no: EM132332037

Questions Cloud

Standard deviation of the sampling distribution : What is the standard deviation of the sampling distribution? Round to 3 decimal digits.
Implementation of project management principles : Implementation of project management principles with respect to software testing and Develop and maintain plans for scheduling quality assurance tasks
Occupation of firefighter : Estimate the probability (to the nearest hundredth) that a U.S. adult selected at random thinks the occupation of firefighter has very great prestige.
Years with a standard deviation : The average sentence is 5 years with a standard deviation of 2 years. How long will he be in prison if the sentence is in the 45th percentile?
Confidence interval for the proportion of americans : We wish to construct a confidence interval for the proportion of Americans who do not eat meat using a simple, random sample of 32 Americans
Critically evaluate appropriate tools and techniques : Develop a good understanding of selecting and applying measures and models used for testing that are compliant with the appropriate professional industry
Confidence interval for the population mean : A random sample of 40 people who owned their own business reported a yearly mean profit of $10,860 with a standard deviation of $1,448.
How many randomly selected teenagers must we survey : If we want to estimate this proportion to within 4% at the 95% confidence level, how many randomly selected teenagers must we survey?
Confidence interval for the brightness : The following table lists their brightness, in lumens. Calculate and comment on a 99% confidence interval for the brightness.

Reviews

Write a Review

Basic Statistics Questions & Answers

  A recent survey of 50 executives who were laid off from

A recent survey of 50 executives who were laid off from their previous position revealed it took a mean of 26 weeks for them to find another position.

  What are the chi-square results

What are the Chi-square results? What are the expected and the observed results that were found? Are they results of the Chi-Square significant? What do the results mean?

  Probability companies in electronically monitor employees

Suppose that 245 such companies are selected independently and at random. What is the probability that 191 companies in the sample electronically monitor their employees?

  Represent the amount of money in the wallets

Suppose that X and Y represent the amount of money in the wallets of players A and B, respectively. Let X and Y be jointly uniformly distributed

  A consumer watchdog agency selects a random sample of 40

according to an irs study it takes a mean time of 330 minutes for taxpayers to prepare copy and electronically transfer

  Compute the appropriate z-stat

To carry out the test at a significance level of 10%, the analyst took a random sample of households (sample size = 80), and found the sample proportion

  What is the probability that the birth weight of a randomly

What is the probability that the birth weight of a randomly selected baby of this type:

  What is approximate percentage of scores that were above 680

What is the approximate percentage of scores that were between 380 and 580?- What is the approximate percentage of scores that were above 680?

  Find the probability that almost two stampins are defective

The defective and non defective stampins proceed from the machine on a random manner. If 4 stampings are randomly collected, find The probability that almost 2 are defective.

  List the sample points in the event a face card jack queen

consider the experiment of selecting a playing card from a deck of 52 playing cards. each card corresponds to a sample

  Important feature of digital cameras

An important feature of digital cameras is battery life, the number of shots that can be taken before the battery needs to be recharged. The file contains battery life information for 29 subcompact cameras and 16 compact cameras. (Data extracted f..

  The probability that the freshman selected at random

Among 500 freshmen pursuing a business degree at a university, 347 are enrolled in an economics course, 204 are enrolled in a mathematics course, and 160 are enrolled in both an economics and a mathematics course.

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