問題詳情

2，(10 points) Suppose that airplane engines will fail, when in flight, with probabi lity (l - p) independently from engine to engine. If an airplane needs a majority of its engines operative to make a successful flight, for what values of p is a 4-engine plane preferable to a 2-engine one?

參考答案

答案：B
難度：非常簡單0.979028
統計：A(42),B(5742),C(32),D(49),E(0) #
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用户評論

【用戶】黃紅紅

【年級】高一下

【評論內容】青春期：認同-角色混淆成年期：親密-疏離中年期：精-滯老年期：統-絕

【用戶】永福橋流浪者

【年級】國三下

【評論內容】A:幼年期(3-6)B:青少年期(12-18)C:嬰兒期(0-1.5)D:成年前期(18-30)

【用戶】向陽跑者

【年級】高二上

【評論內容】一分耕耘，一分收穫