05 STAT discrete rv EC Q - at least half of its engines...

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Dr. Valerie R. Bencivenga Economics 329 DISCRETE RANDOM VARIABLES EXTRA CREDIT QUESTION Suppose an airplane engine will fail (when the plane is in flight) with probability 1 p. Failure of engines are statistically independent events. Suppose, also, that the plane will land successfully if
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Unformatted text preview: at least half of its engines remain operative. For what values of p is a 4-engine plane preferred to a 2-engine plane (i.e., for what values of p is the probability of a successful landing higher with a 4-engine plane)?...
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