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An airline knows from experience that the distribution of the number of suitcases that get lost each week on a certain route is normal with

An airline knows from experience that the distribution of the number of suitcases that get lost each week on a certain route is normal with u = 14.1 and o = 3.2. What is the probability that during a given week the airline will lose

less than 20 suitcases?

(b) more than 20 suitcases?

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