Mathematics, 13.11.2019 04:31 carolhubble
"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 rate with 80 % of its flights arriving on time. a test is conducted by randomly selecting 15 southwest flights and observing whether they arrive on time. (a) find the probability that at least 3 flights arrive on time."
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