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X1 X2
(Xl,X2) (Xl,X2,X3,X4)
X1 X2 (X1,X2) (X1,X2,X3,X4)
X1 X2 (X1,X2) (X1,X2,X3,X4)
20600÷(1+3%)x3%+123600x2% 20600÷(1+3%)x3%+123600÷(1+2%)x2% 20600x3%+123600x2% 20600÷(1+3%)x3%+123600÷(1+3%)x2%
T1=3321XXX++ =Σ=312iiX T3=Σ=&8722;31iiXσμ T4=X1+X2-μ
X1 X2 (X1,X2) (X1,X2,X3,X4)
(直接费+间接费+利润)x3% 直接费x3% (直接费+间接费)x3% 营业额x3%
x2·x3=x6 (x2)3=x8 x2+x3=x5 x6÷x3=x3
y3<y2<y1 y1<y2<y3 y2<y1<y3 y2<y3<y1
X1 X2 (Xl,X2) (Xl,X2,X3,X4)