
A First Course in Probability (10th Edition)
10th Edition
ISBN: 9780134753119
Author: Sheldon Ross
Publisher: PEARSON
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Transcribed Image Text:In a survey of 3481 adults, 1463 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.
O 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.
O B. The endpoints of the given confidence interval show that adults pay bills online 99% of the time.
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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