Confidence imply in relation to the margin of error

Assignment Help Basic Statistics
Reference no: EM1387823

A poll was conducted to assess public support for the BC Liberal party before the last election. THe poll selected 510 people from the list of registered voters, and 33.3% of respondents indicated that they planned to vote for the BC Liberal Party.

a) What is the population of interest for this survey?

b) What is the parameter that is being estimated by the results of this survey?

c) Find the margin of error for the estimator in this survey for a 95% level of confidence

d) In part c, what does the 95% level of confidence imply in relation to the margin of error?

e) Suppose that someone conducting a similar study wishes to have a margin of error of 1%. What sample size is required to achieve a margin of error at least as small as 1%?

Reference no: EM1387823

Questions Cloud

Curvilinear relationship between two variables : How would you go about studying a nonlinear or curvilinear relationship between two variables using contingency tables and chi-square tests? Provide examples from you own professional experience.
Find out weld pressure adjustments : what would be the formula to find out weld pressure adjustments when atm inside the tube is changed?
Examining the multiple cell layers of the skin : Refer to your textbook for more detailed data about the layers of human skin. Indicate whether each of the following structures is found in the epidermis, dermis, or subcutaneous layer.
Shareholders in business : Select a company or an industry in which you've worked or would like to work. It could be a hospital or physician practice. Determine all the important stakeholders for the entity.
Confidence imply in relation to the margin of error : Find the margin of error for the estimator in this survey for a 95% level of confidence . In part c, what does the 95% level of confidence imply in relation to the margin of error?
What is the expected value of perfect information : If the probability that the future market is favorable equals 0.5, what is the best strategy? And what is the expected value of perfect information (EVPI)?
Program to compute surface area of sphere using function : Write down a program in C++ to compute surface area of sphere using a function. As sample run, write down the surface areas of spheres with radii.
Determine the phenotypic ratio of the offspring : Two plants in a cross were each heterozygous for two gene pairs whose loci are linked and twenty-five mu apart. Assuming that crossing over occurs during formation of both male and female gametes
Osha materials safety data sheets : Determine a health policy, such as OSHA's Materials Safety Data Sheets, that has changed or affected health care today. How does this event illustrate the changes to health care?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Distribution-approximately normal

The mean maximum oxygen uptake for elite athletes has been found to be 80 with a standard deviation of 8.1. Assume that the distribution is approximately normal.

  Determining more variation in first population

Standard deviation of 7. At 0.01 significance level, is there more variation in first population?

  Point estimate for the difference between mean

A point estimate for the difference between the mean purchases of the users of the two credit cards is:

  Continuous random variable

X is a continuous random variable uniformly distributed on [20, 45] that is, the end points c = 20 and d = 45.

  Confidence interval for the proportion

Describe the sampling distribution model of this mean.

  Question based on multiple regression

Multiple choice question based on multiple regression - The coefficient of determination for this model is

  Estimating the regression equation

Is there a relationship between sales and newspaper advertising? Support your answer?

  Computing probability of debt for randomly selected borrower

Compute the probability that debt for a randomly selected borrower with good credit is more than $18,000?

  Determining probability that tire wears out

Determine the probability that tire wears out before 70,000 miles?

  Developer of real estate is considering investing

To test there is significant difference among the mean of income using ANOVA. A developer of real estate is considering investing in a shopping mall on the outskirts of Atlanta, Georgia.

  To demonstrate the process is in control or out of control

To demonstrate the process is in control or out of control utilizing p-chart. A company which produces nails has retained you as a consultant.

  Computing and interpreting suitable measure of association

Draw the suitable 2x2 table, compute and interpret suitable measure of association.

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