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3. According to a US Department of Transportation website, 85.5% of flights were reported as on- time in October 2016. Suppose that a random sample

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3. According to a US Department of Transportation website, 85.5% of flights were reported as on- time in October 2016. Suppose that a random sample of 30 flights from that year are randomly selected. What is the probability that at least 22 but no more than 28 of these flights are on-time

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