(2)拟然函数(0)=c1=日”丑x”， InL(0)=nin0+(0-1)>inx: g-w0 de 之mx K✉( ) L( ) x x , i n i n i n i 1 1 1 1 2 − = − = = =   似然函数      . l n x n ˆ l n x n d d l nL( ) l nL( ) nl n ( ) l n x , n i i n i i n i i    = = = = + =  = − = + − 1 1 1 0 1       