Confidence interval estimation of population proportion

Assignment Help Basic Statistics
Reference no: EM13106162

In a poll of 150 randomly selected adults 78 said they favored a new proposition. compute a 95% confidence interval for the proportion of all adults in favor of the proposition at the time of the poll.

A. What is the lower limit of the 95% confidence interval?

B. What is the upper limit of the 95% confidence interval?

Reference no: EM13106162

Questions Cloud

Analyze the processing of new application at ceupu : Analyze and evaluate the processing of new application at the CEUPU. Create a process map for new applications - Calculate the time needed to process an individual application cycle time for the process
Calculate the radius of the sphere : The electric potential inside a conducting sphere is 245V, and a distance d = 32.0cm from the surface of the sphere, the potential is 175V. Calculate (a) the radius of the sphere and (b) the charge on the sphere.
What did document reveal about medieval society : Read the Feudal document excerpt and citing specific evidence from the feudal document, what did this document reveal about medieval society?
How could the age of this fragment be determined : Conservation of energy tells us that energy cannot be created or destroyed. Clearly, energy is required for radioactivity to occur. Where is this energy coming from?
Confidence interval estimation of population proportion : In a poll of 150 randomly selected adults 78 said they favored a new proposition. compute a 95% confidence interval for the proportion of all adults in favor of the proposition at the time of the poll.
Write definitions of marketing from two different sources : Write down 700- to 1,050-word paper in which you explain marketing. Incorporate in your paper your personal definition of marketing and definitions from two different sources.
Find the force f : A person with a mass of 71.6 kg and a volume of 0.089 m3 floats quietly in water. (a) What is the volume of the person that is above the water? If an upward force F is applied to the person, the volume of the person above the water increases by 0...
Population proportion for medical malpractice data : Medical Malpractice - An important issue facing Americans is the large number of medical malpractice lawsuits and the expenses that they generate.
Calculate the cycle time for the application process : The Central Evaluation Unit Task 1: Analyse and evaluate the processing of new applications at the CEUPU. Create a process map for new applications

Reviews

Write a Review

Basic Statistics Questions & Answers

  Distribution of purchase amounts

Assume it is known that the distribution of purchase amounts by customers entering a popular retail store is approximately normal with mean $25 and standard deviation $8.

  Evidence to conclude that proportions vary from study

At alpha = 0.05, is there enough evidence to conclude that proportions vary from those in the study?

  Confidence interval-population mean-proportion

If X=85 (sample mean), 8 is population standard deviation, and n=64 is sample size, construct a confidence interval estimate for the population mean.

  National survey of student engagement surveys

The National Survey of Student Engagement (NSSE) surveys freshmen and seniors about their level of engagement in campus and classroom activities that enhance learning.

  Weighted mean profit per delivery for bottling company

What is the weighted mean profit per delivery - a bottling company offers three kinds of delivery service - instant, same day and within 5 days.

  Probabilities and hypothesis testing

Evaluate probabilities using the laws of probability, the standard normal distribution, t-distribution, or X2-distribution.

  Probability on discrete-distribution

When combining probabilities, to find the probability of one event AND another event, the separate probabilities should be

  The mean return for a random sample

The mean return for a random sample of 33 mutual funds is 14.93 percent with a standard deviation of 9.57.  Build a 95 percent confidence interval for mu, population mean.

  Probability an applicant does not pass the test

What is the probability an applicant does not pass the test and is a sucessful manager?

  Explaining linear programming module-transportation module

Use either Linear Programming module or Transportation module of Cd to minimize the shipping costs involved in move.

  Probability between the given values for normal distribution

Find the probability between the given values for normal distribution.

  Describing kruskal-wallis-chi-square test-one-way anova

Would Kruskal-Wallis be the suitable statistical procedure to test this Research Question (RQ)? Describe your answer. When would you use Chi-Square test rather than One-Way Anova?

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