Trends in fashion have signaled the emergence of green as the color of the century. It ranked third as the most preferred color among designers having a market share of 9.24%. Its popularity may be partially due to an increased interest in the environment. Besides, "Green symbolizes harmony and counteracts emotional stress." To verify the accuracy of these figures, a survey is being considered. Find the size of the sample that you should take if you want the estimate of the true proportion of designers who preferred green not to differ by more than 0.03 with 95% confidence. 253 252 358 357
Trends in fashion have signaled the emergence of green as the color of the century. It ranked third as the most preferred color among designers having a market share of 9.24%. Its popularity may be partially due to an increased interest in the environment. Besides, "Green symbolizes harmony and counteracts emotional stress." To verify the accuracy of these figures, a survey is being considered. Find the size of the sample that you should take if you want the estimate of the true proportion of designers who preferred green not to differ by more than 0.03 with 95% confidence. 253 252 358 357
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:Trends in fashion have signaled the emergence of green as the color
of the century. It ranked third as the most preferred color among
designers having a market share of 9.24%. Its popularity may be
partially due to an increased interest in the environment. Besides,
"Green symbolizes harmony and counteracts emotional stress."
To verify the accuracy of these figures, a survey is being
considered. Find the size of the sample that you should take
if you want the estimate of the true proportion of designers
who preferred green not to differ by more than 0.03 with 95%
confidence.
253
252
О 358
О 357
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