=+d) For a given confidence level, a sample 9 times as large will make a margin of
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=+d) For a given confidence level, a sample 9 times as large will make a margin of error one third as big.
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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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