A researcher wishes to estimate tge proportion of adults who have high-speed internet access. What size sample should be obtained if she wishes the estimate to be within .04 with 90% confidence if: a) she uses a previous estimate of .52 b) she does not use any prior estimates?
A researcher wishes to estimate tge proportion of adults who have high-speed internet access. What size sample should be obtained if she wishes the estimate to be within .04 with 90% confidence if: a) she uses a previous estimate of .52 b) she does not use any prior estimates?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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A researcher wishes to estimate tge proportion of adults who have high-speed internet access. What size sample should be obtained if she wishes the estimate to be within .04 with 90% confidence if:
a) she uses a previous estimate of .52
b) she does not use any prior estimates?
a) n=
(round to the nearest integer)
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