Question content area top Part 1 In a survey of 2586 adults in a recent​ year, 1323 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.       Question content area bottom Part 1 The​ 90% confidence interval for the population proportion p is enter your response here,enter your response here. ​(Round to three decimal places as​ needed.) Part 2 The​ 95% confidence interval for the population proportion p is enter your response here,enter your response here. ​(Round to three decimal places as​ needed.) Part 3 With the given​ confidence, it can be said that the ▼   population proportion sample proportion of adults who say they have made a New​ Year's resolution is ▼   less than the upper endpoint not between the endpoints greater than the lower endpoint between the endpoints of the given confidence interval. Part 4 Compare the widths of the confidence intervals. Choose the correct answer below.     A. The​ 90% confidence interval is wider.   B. The​ 95% confidence interval is wider.   C. The confidence intervals cannot be compared.   D. The confidence intervals are the same width.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 11PPS
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Part 1
In a survey of
2586
adults in a recent​ year,
1323
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.
 
 
 

Question content area bottom

Part 1
The​ 90% confidence interval for the population proportion p is
enter your response here,enter your response here.
​(Round to three decimal places as​ needed.)
Part 2
The​ 95% confidence interval for the population proportion p is
enter your response here,enter your response here.
​(Round to three decimal places as​ needed.)
Part 3
With the given​ confidence, it can be said that the
 
population proportion
sample proportion
of adults who say they have made a New​ Year's resolution is
 
less than the upper endpoint
not between the endpoints
greater than the lower endpoint
between the endpoints
of the given confidence interval.
Part 4
Compare the widths of the confidence intervals. Choose the correct answer below.
 
 
A.
The​ 90% confidence interval is wider.
 
B.
The​ 95% confidence interval is wider.
 
C.
The confidence intervals cannot be compared.
 
D.
The confidence intervals are the same width.
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