In a survey of 2882 adults,1401 say they have started paying bills online in the last year. Construct a 99% confidence interval for the population proportion. Interpret the results. Part 1 A 99% confidence interval for the population proportion is ( __, __ ) (Round to three decimal places as needed.) Part 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 started paying bills online in the last year is between the endpoints of the given confidence interval. O B.) The endpoints of the given confidence interval show that adults pay bills online 99% of the time. O C.) 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.
In a survey of 2882 adults,1401 say they have started paying bills online in the last year. Construct a 99% confidence interval for the population proportion. Interpret the results. Part 1 A 99% confidence interval for the population proportion is ( __, __ ) (Round to three decimal places as needed.) Part 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 started paying bills online in the last year is between the endpoints of the given confidence interval. O B.) The endpoints of the given confidence interval show that adults pay bills online 99% of the time. O C.) 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.
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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Question
In a survey of 2882 adults,1401 say they have started paying bills online in the last year.
Construct a 99% confidence interval for the population proportion. Interpret the results.
Part 1
A 99% confidence interval for the population proportion is ( __, __ )
(Round to three decimal places as needed.)
Part 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 started paying bills online in the last year is between the endpoints of the given confidence interval. O
B.) The endpoints of the given confidence interval show that adults pay bills online 99% of the time. O
C.) 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.
Expert Solution
Step 1
Sample size (n) = 2882
From which 1401 say they have started paying bills online in the last year.
Confidence level = 99%
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