=+a) Suppose the standard deviation of the values was 20 instead of the 11.26 used for that
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=+a) Suppose the standard deviation of the values was 20 instead of the 11.26 used for that interval. What would the larger standard deviation do to the width of the confidence interval (assuming the same level of confidence)?
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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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