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

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 5E

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