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Category: Data visualization

Have Flights Delays decreased Over Time?

Have Flights Delays decreased Over Time?

I think it is not just me who would think that, as technology advances, the flight carriers are able to reduce the arrival delay over time. Is that really the case? I looked into the historic flights data and found something surprising and interesting. First I downloaded all the historic flights data from stat-computing.org. ¬†These 22 years (1987 -2008) of data add up to be more than 10 GB. So I wrote a piece of R code¬†which can read each…

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