Will your flight get you to your destination on time? The U. S. Bureau of Transportation Statistics
Question:
We can consider these data to be a representative sample of all months. There is no evidence of a time trend.
a) Check the assumptions and conditions for inference about the mean.
b) Find a 99% confidence interval for the true percentage of flights that arrive late.
c) Interpret this interval for a traveler planning to fly.
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Related Book For
Business Statistics
ISBN: 9780321925831
3rd Edition
Authors: Norean Sharpe, Richard Veaux, Paul Velleman
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