1.for members in a penson plan,the transition matrix of probabilities of
switching funds is
[ 0.65 0.35 ]
P=| 0.25 0.75 ]
0 1 2
if initial probability distribution is P =[0.5 0.5] , find(a)P (b)P
2.T為指數分配，P[T≦2]=2‧P[T>4]，試問Var[T]為？
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※ 編輯: darkstar0412 來自: 220.131.1.238 (03/23 03:34)