, :
1. , Residual Analysis ( ) Save () Save residuals & predicted ( ).
4.5 ( )
2. Select variables to save with predicted/residual scor ( , ..) X4. ( 4.6), , .. .
4.6 X4 ( )
3. X4 Residuals, Date Rank Variables ( ) (X4 Residuals).
4. Statistics Nonparametrics Correlations (Spearman, Kendall tau, gamma) ( ).
5. Variables 4.8.
4.7
4.8
Spearman R ( ) .
4.8
Valid N | Spearman R | t(N-2) | p-level | |
X4 & Residuals | -0,040 | -0,231 | 0,819 |
, 4.8, , .. .
6. t -:
-0,231
7. t t (α/2; n-2). t > t . |0,231|<2,0423, .. .
-
1. STATISTICA 6.0 ( 4) . Date Sort ( ).
Sort Options ( ) , , X4 .
2. Multiple Regression, Multiple Linear Regression Y X4. ( ) Select Cases ( ).
|
|
3. Analysis/Graph cases Selection conditions Enable Selection Conditions Specific, selected by:
By Expression v0 <=11, .. 1 11 ( n 30 k =11).
4.9 ( )
4. ʮ. Multiple Regression Results ( ) Advanced () ANOVA (Overall goodness of fit) :
4.9 11
Sums of Squares | df | Mean Squares | F | p-level | |
Regress. | 546,68 | 546,684 | 0,252 | 0,628 | |
Residual | 19529,86 | 2169,985 | |||
Total | 20076,55 |
5. 11 By Expression v0 >24. .
4.10 11
Sums of Squares | df | Mean Squares | F | p-level | |
Regress. | 27948,1 | 27948,07 | 2,252 | 0,168 | |
Residual | 111706,5 | 12411,83 | |||
Total | 139654,5 |
4. F - -, , Residual Sums of Squares, .. 19529,86/111706,5 = 0,175. F - v1 =8 v2 =8 3,44, .. F < F , .