In a survey of 2409 adults in a recent year, 1235 say they have made a New Year's resolution.Construct 90% and 95% confidence intervals for the population proportion. Interpret the results and compare the widths of the confidence intervals.The 90% confidence interval for the population proportion p is (.).(Round to three decimal places as needed.)

From the question, we know that:The sample size (n) is 2409The number of successes (x) is 1235

Answered: In a survey of 2409 adults in a recent…

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 survey of 2029 adults in a recent year, 1228 say they have made a New Year's resolution. Construct 90% and 95% confidence intervals for the population proportion. Interpret the results and compare the widths of the confidence intervals. The 90% confidence interval for the population proportion p is ( D (Round to three decimal places as needed.)
A simple random sample of 80 items from a population with = 7 resulted in a sample mean of 32. If required, round your answers to two decimal places. a. Provide a 90% confidence interval for the population mean. to b. Provide a 95% confidence interval for the population mean. to c. Provide a 99% confidence interval for the population mean. to
In a survey of 2823 adults, 1475 say they have started paying bills online in the last year. Construct a 99% confidence interval for the population proportion. Interpret the results. A 99% confidence interval for the population proportion is (D). (Round to three decimal places as needed.) Interpret your results. Choose the correct answer below. OA. The endpoints of the given confidence interval show that adults pay bills online 99% of the time. OB. With 99% confidence, it can be said that the sample proportion of adults who say they have started paying bills online in the last year is between the endpoints of the given confidence interval. OC. With 99% confidence, it can be said that the population proportion of adults who say they have started paying bills online in the last year is between the endpoints of the given confidence interval.
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In a survey of 2592 adults, 1422 say they have started paying bills online in the last year. Construct a 99% confidence interval for the population proportion. Interpret the results. A 99% confidence interval for the population proportion is= (Round to three decimal places as needed.) Interpret your results. Choose the correct answer below. A. With 99% confidence, it can be said that the sample proportion of adults who say they have started paying bills online in the last year is between the endpoints of the given confidence interval. B. The endpoints of the given confidence interval show that adults pay bills online 99% of the time. C. With 99% confidence, it can be said that the population proportion of adults who say they have started paying bills online in the last year is between the endpoints of the given confidence interval.
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