A researcher wishes to estimate the proportion of adults who have high-speed Internet access. What size sample should be obtained if she wishes the estimate to be within 0.02 with 99% confidence (a) she uses a previous estimate of 0.46? (b) she does not use any prior estimates? Click the icon to view the table of critical values. (a) n = (b) n = (Round up to the nearest integer.) (Round up to the nearest integer.) CIS
A researcher wishes to estimate the proportion of adults who have high-speed Internet access. What size sample should be obtained if she wishes the estimate to be within 0.02 with 99% confidence (a) she uses a previous estimate of 0.46? (b) she does not use any prior estimates? Click the icon to view the table of critical values. (a) n = (b) n = (Round up to the nearest integer.) (Round up to the nearest integer.) CIS
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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![A researcher wishes to estimate the proportion of adults who have high-speed Internet access. What size sample should be obtained if she wishes the estimate to be within 0.02 with 99% confidence if
(a) she uses a previous estimate of 0.46?
(b) she does not use any prior estimates?
Click the icon to view the table of critical values.
(a) n =
(b) n =
(Round up to the nearest integer.)
(Round up to the nearest integer.)
BE](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3ed962cd-8a95-4044-85c2-5d730734d86d%2Fe1a00b41-fc3e-462c-b1fb-216ab2d97e56%2Ffjo5sr_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A researcher wishes to estimate the proportion of adults who have high-speed Internet access. What size sample should be obtained if she wishes the estimate to be within 0.02 with 99% confidence if
(a) she uses a previous estimate of 0.46?
(b) she does not use any prior estimates?
Click the icon to view the table of critical values.
(a) n =
(b) n =
(Round up to the nearest integer.)
(Round up to the nearest integer.)
BE
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