In a recent poll, 520 people were asked if they liked dogs, and 90% said they did. Find the Margin of Errorfor this poll, at the 95% confidence level. Give your answer to four decimal places if possible.Submit Question

Given,sample size(n)=520sample proportion(p^)=0.90

Answered: In a recent poll, 520 people were asked…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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In a random sample of seven people, the mean driving distance to work was 22.5 miles and the standard deviation was 5.9 miles. Assume the population is normally distributed and use the t-distribution to find the margin of error and construct a 95% confidence interval for the population mean u. Interpret the results. Identify the margin of error. (Round to one decimal place as needed.) Construct a 95% confidence interval for the population mean. (Round to one decimal place as needed.) Interpret the results. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) O A. With % confidence, it can be said that most driving distances to work (in miles) in the population are between the interval's endpoints. O B. It can be said that % of the population has a driving distance to work (in miles) that is between the interval's endpoints. OC. With % confidence, it can be said that the population mean driving distance to work…

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In a recent poll, 520 people were asked if they liked dogs, and 90% said they did. Find the Margin of Error for this poll, at the 95% confidence level. Give your answer to four decimal places if possible. Submit Question