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Mathematics, 22.10.2019 21:00 jamarishayw
The rates of on-time flights for commercial jets are continuously tracked by the u. s. department of transportation. recently, southwest air had the best reate with 80 % of its flights arriving on time. a test is conducted by randomly selecting 10 southwest flights and observing whether they arrive on time. find the probability that at least 9 flights arrive late.
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