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United Scrubs 787 Flights Almost Four Times More Than Other Jets

10년 전 제출됨

United Airlines (UAL), the only U.S. operator of Boeing Co. (BA)’s 787 Dreamliner, is canceling flights by those planes almost four times as often as on the rest of its fleet, signaling that the new jets remain prone to breakdowns. Trips by United’s six Dreamliners were scrubbed 3.8 percent of the time from May 20 through June 26, according to Houston-based data tracker FlightAware.com, which reviewed the flights at the request of Bloomberg News. The rate excluding the 787s was 1 percent in the… (www.businessweek.com) 기타...

Bryce Nelson

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joel wiley 10년 전 6

I question the conclusion of the statistics. 37 days, how many flights by what airplanes and destinations. Six aircraft make a small sample. What was the nature of the cancellations, and how do these compare with the rest of the UA fleet? Further question, Are the UA 787s targets a disparate hyper vigilant scrutiny compared with the rest of the fleet?

I don't say Bloomberg is wrong, just that their statistical tests aren't necessarily valid.

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