"a shooting star is constant throughout the hour,"What it means

来源: jinjing 于 2011-01-28 09:07:33 [] [旧帖] [给我悄悄话] 阅读数 : (62 bytes)
回答: a seemly easy problem 由 calligraphy 于 2011-01-27 18:01:29

I s the p(x) is constant, the answer is .15 definitely.

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• 回复："a shooting star is constant throughout the hour,"What it me -calligraphy- ♂ 给 calligraphy 发送悄悄话 (204 bytes) () 01/28/2011 postreply 10:05:34

• toatally different story. -jinjing- ♀ 给 jinjing 发送悄悄话 (0 bytes) () 01/28/2011 postreply 11:50:53

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