=+c) How would the confidence interval change if you had assumed that the standard deviation was known
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=+c) How would the confidence interval change if you had assumed that the standard deviation was known to be 10.0 years?
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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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