, .
.5 .
.6 .
. 5 , . r12 = 0,835; r13 = 0,755. r23 = 0,58. , .
, .
.7 - .
. 7 (Partial Cor.). (r = 0,47), (r = 0,48). , X2 X3 .
, (. 3). X1, .. Y.
.
.8 .
Multiple Regression Results
Dependent: 6- Multiple R =,80625688 F = 8,358986
R?=,65005016 df = 2,9
No. of cases: 12 adjusted R?=,57228353 p =,008872
Standard error of estimate:235,65331927
Intercept: 343,99503471 Std.Error: 117,4703 t(9) = 2,9284 p =,0168
beta=,489 beta=,418
(0,80626), (0,6501) , , (0,5723) . .. (n=12), , .
:
Ŷ=343,99 +92,4*2+0,04*3
Ŷ=0,48*Ւ2+0,42 *Ւ3
.9 - .
. 10 - .
11. .
(. 10). (. 12).
.12. .
Dependent: 6- Multiple R =,80625688 F = 8,358986
R?=,65005016 df = 2,9
No. of cases: 12 adjusted R?=,57228353 p =,008872
Standard error of estimate:235,65331927
Intercept: 343,99503471 Std.Error: 117,4703 t(9) = 2,9284 p =,0168
|
|
beta=,418
(0,80626), (0,65005) (0,5723) . .. .
:
Ŷ=343,99 +92,4*2+0,04*3
Ŷ=0,48*Ւ2+0,42 *Ւ3
.
.13. .
Multiple Regression Results (Step 2)
Dependent: 6- Multiple R =,80625688 F = 8,358986
R?=,65005016 df = 2,9
No. of cases: 12 adjusted R?=,57228353 p =,008872
Standard error of estimate:235,65331927
Intercept: 343,99503471 Std.Error: 117,4703 t(9) = 2,9284 p =,0168
beta=,489 beta=,418
.
.
. 14. .
Dependent: 6- Multiple R:,80625688 F = 8,358986
R?:,65005016 df = 2,9
No. of cases: 12 adjusted R?:,57228353 p =,008872
Standard error of estimate: 235,65331927
Intercept: 343,99503471 Std.Error: 117,4703 t(9) = 2,9284 p <,0168
. 15.
. 15 (Observed Value), (Predicted Value), (Residual).
ŷ.
. 16
. 16 , , .. . , , y ̂ y.
, x, , .
. 17 .
. 17 , ( ) , . , (.. E(Û)=0 ().
, .. xi . , .
-.
. 18 -.
n =12, m =2 α =0,05 dL =0,81 dU =1,57.
0 dL =0,81 dU =1,57 2 4- dU=2,43 4- dL=3,19
.. . . . ..
|
|
d=1,038, , . , , , , .
.
. 21 .
, , .
: :
:
Ŷ = 375,32-30,405*1+113,11*2+0,0414*3
:
Ŷ= - 0,18*Ւ1+0,59*Ւ2+0,49 *Ւ3
, .
:
| ̄xy2 |>| ̄xy3 |>| ̄xy1 | - " " (X2) " " (3).
, :
Ŷ=343,99 +92,4*2+0,04*3
Ŷ=0,48*Ւ2+0,42 *Ւ3
(0,80626), (0,6501) , (0,5723) .
1.. - ;
2. - ;
3.- ;
4. - ;
5. - .