=+a) Find a 95% confidence interval for the difference in average time for the two routes. b)

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=+a) Find a 95% confidence interval for the difference in average time for the two routes.

b) Which route is better? Explain.

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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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