. : , , (). . , , , , , . , , .
:
0 = a0*b0*c0*d0,
1 = a1*b1*c1*d1,
0 - ,
1 ,
a0,b0,c0,d0, - .
:
1 = a1*b0*c0*d0,
2 = a1*b1*c0*d0,
3 = a1*b1*c1*d0,
4 = a1*b1*c1*d1.
:
Δ = 1 0,
Δb = 2 1,
Δc = 3 2,
Δd = 4 3,
:
Δ= Δ + Δb + Δc + Δd.
, (Y =1∙2∙3 ) - : Y= ( - b) Y = = a(b - ). , .
() , , , .
.
0 = a0*b0*c0*d0,
1 = a1*b1*c1*d1,
0 - ,
1 ,
a0,b0,c0,d0, - .
:
Δa = Δa1*b0*c0*d0,
Δb = Δb*a1*c0*d0,
Δc = Δc*a1*b1*d0,
Δd = Δd*a1*b1*c1.
|
|
:
Δ= 1 - 1 = Δ + Δb + Δc + Δd.
. , . Y = abc.
:
Δya = y0* Δa%,
Δyb = (y0+ya) * Δb%,
Δyc =(y0+ ya+yb)* Δc%,
,
Δa% = (a1-a0)/ a0,
Δb% = (b1-b0)/ b0,
Δc% = (c1-c0)/ c0,
() , .
, () .
: ..
, , , ( , ).
, , .
. .
(), - (q1)/
, .
.
:
:
Iq = ∑q1 p0,
∑q0 p0
I = ∑q1 p1, ()
∑q1 p0
I = ∑q1 p1,
∑q0 p0
1, 0
q1, q0 - .
.
. ( ). ( ), .
. , Y = ∑Xi - :
|
|
Y= a / (b+c+d++n); Y= (a+b+c+..n) / k.
, Y = a+b+c, :
ΔYa= ΔY *Δa / (Δa+Δb+Δc);
ΔYb= ΔY *Δb / (Δa+Δb+Δc);
ΔYc= ΔY *Δc / (Δa+Δb+Δc);
1. .
2. .
3. .
4. .
5. .