In a survey of 2355 adults in a recent year, 1471 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.) The 95% confidence interval for the population proportion p is (Round to three decimal places as needed.) With the given confidence, it can be said that the of adults who say they have made a New Year's resolution is of the given confidence interval. Compare the widths of the confidence intervals. C O A. The 90% confidence interval is wider. population proportion O B. The 95% confidence interval is wider. O C. The confidence intervals are the same wic sample proportion O D. The confidence intervals cannot be compared.
In a survey of 2355 adults in a recent year, 1471 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.) The 95% confidence interval for the population proportion p is (Round to three decimal places as needed.) With the given confidence, it can be said that the of adults who say they have made a New Year's resolution is of the given confidence interval. Compare the widths of the confidence intervals. C O A. The 90% confidence interval is wider. population proportion O B. The 95% confidence interval is wider. O C. The confidence intervals are the same wic sample proportion O D. The confidence intervals cannot be compared.
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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Transcribed Image Text:In a survey of 2355 adults in a recent year, 1471 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 ( I D
(Round to three decimal places as needed.)
The 95% confidence interval for the population proportion p is
(Round to three decimal places as needed.)
With the given confidence, it can be said that the
of adults who say they have made a New Year's resolution is
of the given confidence interval.
Compare the widths of the confidence intervals. C
O A. The 90% confidence interval is wider.
population proportion
O B. The 95% confidence interval is wider.
O C. The confidence intervals are the same wic
sample proportion
O D. The confidence intervals cannot be compared.
Transcribed Image Text:In a survey of 2355 adults in a recent year, 1471 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.)
The 95% confidence interval for the population proportion p is ( D
(Round to three decimal places as needed.)
With the given confidence, it can be said that the
of adults who say they have made a New Year's resolution is
V of the given confidence interval.
Compare the widths of the confidence intervals. Choose the correct answer below.
O A. The 90% confidence interval is wider.
less than
upper endpoint
O B. The 95% confidence interval is wider.
O C. The confidence intervals are the same width.
greater than the lower endpoint
O D. The confidence intervals cannot be compared.
between the endpoints
not between the endpoints
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