Confidence interval for the population proportion

Assignment Help Basic Statistics
Reference no: EM131180708

In a survey of 3963 adults, 706 say they have seen a ghost.Construct a 99% confidence interval for the population proportion. Interpret the results.

1) A 99% confidence interval for the population proportion is ( , )

2) Interpret your results. Choose the correct answer below

A) With 99% confidence, it can be said that the population proportion of adults who say they have seen a ghost is between the endpoints of the given confidence interval.

B) With 99% confidence, it can be said that the sample proportion of adults who say they have seen a ghost is between the endpoints of the given confidence interval.

C) The endpoints of the given confidence interval show that 99% of adults have seen a ghost.

D) With 99% probability, the population proportion of adults who say they have not seen a ghost is between the endpoints of the given confidence interval.

Reference no: EM131180708

Questions Cloud

Find the test statistic : A) Find the test statistic. B) Find the P-VALUE for the found test statistic.
Develop political economic risk profile for a given country : Select a small company and explain what it would have to do to manage these risks if it were to enter the market of the country profiled.
Households nationwide used natural gas : According to a research,54.0% of households nationwide used natural gas for heating during a year. Recently, a survey of 4800 randomly selected households showed that 55.0% used natural gas. Use a 0.05 significance level to test the claim that the..
Do think scientific or non-scientific thinking would provide : Provide an overview of how, using the steps of the scientific method, the research question could be studied. In this discussion, reflect on what your hypothesis would be and if you would want to use a qualitative or quantitative research design.
Confidence interval for the population proportion : In a survey of 3963 adults, 706 say they have seen a ghost.Construct a 99% confidence interval for the population proportion. Interpret the results. 1) A 99% confidence interval for the population proportion is ( , )
Find the regression equation : Predict final exam from midterm In an introductory statistics course, x = midterm exam score and y = final exam score. Both have mean = 80 and standard deviation = 10. The correlation between the exam scores is 0.70.
The best ways for the gumbels to promote their business : What might be the best ways for the Gumbels to promote their business? -  How can the Gumbels prospect for new customers?
Blood bank serving this population : 1. The Rh Factor: In a certain population, 15% of the people have Rh-negative blood. A blood bank serving this population receives 92 blood donors on a particular day.
Which subcontractor is responsible for drilling and sealing : What must be provided for a condensate line from the fan coil inside a walk-in freezer to keep the water from freezing? Which subcontractor is responsible for drilling and sealing the penetration through the cooler panel for the condensate line to..

Reviews

Write a Review

Basic Statistics Questions & Answers

  The following data set gives values of oxygen capacity

to understand better the effects of exercise and aging on various cirulatory functions a study was done on 16

  Percentage distribution of blood

Suppose that there are 40 students in a statistics class and their blood type follows the percentage distribution given in Exercise. (a) If we randomly select two students from this class, what is the probability that both will have the same..

  Explain study to reduce maximum error of estimate

If he were to conduct a second study to reduce the maximum error of estimate to 6, about how many hard drives should he include in his new sample?

  Information about samples and populations

Is the sample a part of the population or the population apart of the sample? Why would researchers just not use the entire population to be more accurate? Can you give an example of a sample from a given population?

  Procedures that implement the term-list representation

Define procedures that implement the term-list representation described above as appropriate for dense polynomials.

  Sha-512 is a hash function that maps a message of any

q1. sha-512 is a hash function that maps a message of any length to a digest which is binary string of size 512. what

  Professional baseball fans

54% of men consider themselves professional baseball fans. You randomly select 10 men and ask if he considers himself a fan. Find the probability that the number who consider themselves professional fans is

  Important information on sample space

A campus organization will select one day of the week for an end of year picnic. Assume that the weekdays, Monday through Friday, are equally likely and that each weekend day

  Managerial implications of a correlation between variables

What results in your departments seem to be correlated or related to other activities? How could you verify this? Create a null and alternate hypothesis for one of these issues. What are the managerial implications of a correlation between these v..

  Determining two normal distributions

One normal curve has mean 23 and standard deviation 1, a second normal curve has mean 5 and standard deviation 10. The curve that is more dispersed, or spread out, is

  Construct a scattergram for the data

Emotional exhaustion, or burnout, is a significant problem for people with careers in the field of human services. Regression analysis was used to investigate the relationship between burnout and aspects of the human services professional's jo..

  Determining finding confidence interval for population

Of 900 consumers surveyed, 414 said they were very enthusiastic about a new home decor scheme. What is the 99% confidence interval for the population proportion?

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