, , , . :
(11.16)
, , (=0); - ; () .
, , , Σ=0, Σ3=0. :
, , , :
(11.20)
(11.21)
(11.22)
, , , : Σ , Σ , Σ 2, Σ 2 , Σ 4. . 11.9.
, ( ) 30 . .
11.9.
.. | 2 | 2 | 4 | |||
1 | 1 | 11 | ||||
2 | 2 | 22 | ||||
n | n | n | nn | |||
Σ | Σ | Σ | Σ | Σ2 | Σ2 | Σ4 |
, , . , , . 11.10.
11.10.
.. | , % | , . | 2 | 2 | 4 | |
1,0 | 5,0 | 5,0 | 1,0 | 5,0 | 1,0 | |
1,5 | 7,0 | 10,5 | 2,3 | 15,8 | 5,0 | |
n | 8,0 | 20,0 | 160,0 | 64,0 | ||
Σ |
Σ =495, Σ =600, Σ 2=750, Σ 2=12375, Σ 4=18750, . 11.10, (11.20), (11.21), (11.22).
, , ( ) , :
|
|
(11.23)
11.23 , ( ) (10 . ) , .. , (=0). ( ) =0,8 , 0,8 . , =0,1 , ( ) 0,1 . .