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wzh0408銅蟲(chóng) (小有名氣)
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[交流]
誰(shuí)知道這兩個(gè)術(shù)語(yǔ)應(yīng)該怎么翻譯呢? 已有5人參與
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我最近在看一本DEGROOT的probability and statistics.關(guān)于概率分布函數(shù)的定義中是這樣寫(xiě)的 Definition3.1.4 Probability Function/p.f./Support. If a random variable X has a discrete distribution, the probability function (abbreviated p.f.) of X is defined as the function f such that for every real number x, f (x) = Pr(X = x). The closure of the set {x : f (x)>0} is called the support of (the distribution of) X. 這里面的support應(yīng)該怎么翻譯呢,還有最后那句的closure指的是什么呢,請(qǐng)各位大俠指點(diǎn)迷津,不勝感激! |
銅蟲(chóng) (小有名氣)
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銀蟲(chóng) (小有名氣)

版主 (著名寫(xiě)手)
方寸斗室小天地正氣迷漫大世界
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Definition3.1.4 Probability Function/p.f./Support. If a random variable X has a discrete distribution, the probability function (abbreviated p.f.) of X is defined as the function f such that for every real number x, f (x) = Pr(X = x). The closure of the set {x : f (x)>0} is called the support of (the distribution of) X. 定義3.1.4概率函數(shù)(縮寫(xiě)為p.f.)支集。如果隨機(jī)變量X有一個(gè)離散分布,X的概率函數(shù)(縮寫(xiě)為p.f.) 定義為函數(shù)f使得對(duì)每一個(gè)實(shí)數(shù)x,f(x)=Pr(X=x)。 集合{x:f(x)>0}的閉包稱(chēng)作X(的分布)的支集。 support=支集 closure=閉包 |

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