For a population data set, o = 12.6. How large a sample should be selected so that the margin of error of estimate for a 90% confidence interval for u is 3.20? Round your answer up to the nearest whole number. 42

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Chapter 08, Section 8.2, Problem 015b
X Incorrect.
For a population data set, o = 12.6. How large a sample should be selected so that the margin of error of estimate for a 90% confidence interval for u is 3.20?
Round your answer up to the nearest whole number.
42
n
the tolerance is +/-2%
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Transcribed Image Text:FULL SCREEN PRINTER VERS Chapter 08, Section 8.2, Problem 015b X Incorrect. For a population data set, o = 12.6. How large a sample should be selected so that the margin of error of estimate for a 90% confidence interval for u is 3.20? Round your answer up to the nearest whole number. 42 n the tolerance is +/-2% SHOW HINT SAVE FOR LATER Question Attempts: 1 of 2 used powered by MapleNet Privacy Policy I 2000-2020 John Wiley & Sons, Inc. All Rights Reserved. A Division of John Wiley & Sons, Inc. MacBook Ai DD DII F19
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