若随机变量XN(u,),则P(X>a)=1-P(Xa)/ananas/latex/p/173/ananas/latex/p/3922/ananas/latex/p/1237
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举一反三
- 已知随机变量XN(µ,),且P(X≥2)=0.5,P(X≥5)=Φ(-1),则μ.../ananas/latex/p/3922
- 若随机变量,,则Φ(-1)=,Φ(1)=. /ananas/latex/p/569761/ananas/latex/p/1338074
- 已知()=0.4,则()=( )/ananas/latex/p/152/ananas/latex/p/278/ananas/latex/p/847/ananas/latex/p/281/ananas/latex/p/152/ananas/latex/p/4781/ananas/latex/p/7419/ananas/latex/p/6547
- 已知向量组 ,,, 若 ,, 线性相关,则t=./ananas/latex/p/1207466/ananas/latex/p/1207483/ananas/latex/p/1207493/ananas/latex/p/1390/ananas/latex/p/2677/ananas/latex/p/56537
- /ananas/latex/p/515893/ananas/latex/p/515894/ananas/latex/p/503271/ananas/latex/p/515901/ananas/latex/p/515902/ananas/latex/p/515907/ananas/latex/p/515908
内容
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证明:若函数在内满足关系式 且 则/ananas/latex/p/209239/ananas/latex/p/534180/ananas/latex/p/534181/ananas/latex/p/534182/ananas/latex/p/534183
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设,在内,则在内( )/ananas/latex/p/243901/ananas/latex/p/22409/ananas/latex/p/243903/ananas/latex/p/2154/ananas/latex/p/22992
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若 且满足,则/ananas/latex/p/1077893/ananas/latex/p/121860/ananas/latex/p/1077899
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若A是矩阵,B是矩阵,且AB=O,则必有r(B)+r(A)______./ananas/latex/p/111984/ananas/latex/p/112245/ananas/latex/p/1237
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设X~N(μ,4),Y~N(μ,9),a=P{Xμ-2},b=P{Yμ+3},则/ananas/latex/p/1237/ananas/latex/p/990