For the confidence interval in Exercise 14 part a: a) To reduce the margin of error to
Question:
a) To reduce the margin of error to about $4, how large would the sample size have to be?
b) How large would the sample size have to be to reduce the margin of error to $0.80?
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a Reduce the margin of error to 4 and find ...View the full answer
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Related Book For 
Business Statistics
ISBN: 9780321925831
3rd Edition
Authors: Norean Sharpe, Richard Veaux, Paul Velleman
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