=+a) Someone suggests that the city use its data to create a 95% confidence interval instead of
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=+a) Someone suggests that the city use its data to create a 95% confidence interval instead of the 90% interval first created. How would this interval be better for the city?
(You need not actually create the new interval.)
M11_SHAR8696_03_SE_C11.indd 389 14/07/14 7:30 AM 390 CHAPTER 11 Confidence Intervals and Hypothesis Tests for Means
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Related Book For
Business Statistics Plus Pearson Mylab Statistics With Pearson Etext
ISBN: 978-1292243726
3rd Edition
Authors: Norean R Sharpe ,Richard D De Veaux ,Paul Velleman
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