The SAS System 1 09:29 Wednesday, November 29, 2000 Variable N Mean Std Dev Minimum Maximum --------------------------------------------------------------------- LOC 957 6.4649948 0.7246968 5.0000000 7.0000000 AGE 957 37.7847440 12.8099912 16.0000000 77.0000000 RACE 957 1.1671891 0.5267427 1.0000000 4.0000000 GEND 957 0.5047022 0.5002393 0 1.0000000 EDUC 957 6.4514107 1.4086518 3.0000000 8.0000000 EMP 957 0.9341693 0.2481156 0 1.0000000 WAGE 957 12.0452769 13.0323460 0 227.2700000 HOURS 957 37.3322884 14.9204422 0 100.0000000 WEEKS 957 45.0334378 14.1295904 0 52.0000000 SALARY 957 24156.16 30442.44 0 519994.00 INCOME 957 8.9237200 17.7592404 1.0000000 99.0000000 DISLOC 957 0.2549634 0.4360685 0 1.0000000 TRAIN 957 0.4085684 0.4918262 0 1.0000000 MONTHU 957 3.8787879 8.3599676 0 36.0000000 RATE 957 1.2988506 0.7119194 0 2.0000000 YRSCHOOL 957 13.8369906 1.9228233 8.0000000 16.0000000 PGH 957 0.2591432 0.4383934 0 1.0000000 MON 957 0.1379310 0.3450079 0 1.0000000 RST 957 0.6029258 0.4895474 0 1.0000000 --------------------------------------------------------------------- The SAS System 2 09:29 Wednesday, November 29, 2000 Model: MODEL1 Dependent Variable: EMP Analysis of Variance Sum of Mean Source DF Squares Square F Value Prob>F Model 4 2.86415 0.71604 12.175 0.0001 Error 952 55.98852 0.05881 C Total 956 58.85266 Root MSE 0.24251 R-square 0.0487 Dep Mean 0.93417 Adj R-sq 0.0447 C.V. 25.96004 Parameter Estimates Parameter Standard T for H0: Variable DF Estimate Error Parameter=0 Prob > |T| INTERCEP 1 0.583638 0.06371678 9.160 0.0001 PGH 1 -0.054002 0.01852825 -2.915 0.0036 MON 1 -0.021528 0.02361178 -0.912 0.3621 AGE 1 0.001593 0.00061430 2.593 0.0096 YRSCHOOL 1 0.022208 0.00411968 5.391 0.0001 Dependent Variable: EMP Consistent Covariance of Estimates ACOV INTERCEP PGH MON AGE YRSCHOOL INTERCEP 0.0066872148 -0.000049221 -0.000171162 -0.00002839 -0.000378644 PGH -0.000049221 0.0004369033 0.0000632667 4.4435969E-7 -3.216131E-6 MON -0.000171162 0.0000632667 0.0006110552 1.1021557E-6 3.4104455E-6 AGE -0.00002839 4.4435969E-7 1.1021557E-6 4.2429065E-7 7.8417163E-7 YRSCHOOL -0.000378644 -3.216131E-6 3.4104455E-6 7.8417163E-7 0.0000239697 The SAS System 3 09:29 Wednesday, November 29, 2000 The LOGISTIC Procedure Data Set: WORK.GALLUP Response Variable: EMP Response Levels: 2 Number of Observations: 957 Link Function: Logit Response Profile Ordered Value EMP Count 1 1 894 2 0 63 Model Fitting Information and Testing Global Null Hypothesis BETA=0 Intercept Intercept and Criterion Only Covariates Chi-Square for Covariates AIC 466.563 428.564 . SC 471.427 452.883 . -2 LOG L 464.563 418.564 45.998 with 4 DF (p=0.0001) Score . . 46.574 with 4 DF (p=0.0001) Analysis of Maximum Likelihood Estimates Parameter Standard Wald Pr > Standardized Odds Variable DF Estimate Error Chi-Square Chi-Square Estimate Ratio INTERCPT 1 -2.8054 1.0309 7.4055 0.0065 . . PGH 1 -0.8432 0.2965 8.0838 0.0045 -0.203789 0.430 MON 1 -0.4464 0.3840 1.3512 0.2451 -0.084903 0.640 AGE 1 0.0262 0.0108 5.9184 0.0150 0.185300 1.027 YRSCHOOL 1 0.3681 0.0733 25.2433 0.0001 0.390253 1.445 Association of Predicted Probabilities and Observed Responses Concordant = 72.9% Somers' D = 0.469 Discordant = 26.0% Gamma = 0.475 Tied = 1.1% Tau-a = 0.058 (56322 pairs) c = 0.735 The SAS System 4 09:29 Wednesday, November 29, 2000 The LOGISTIC Procedure Data Set: WORK.GALLUP Response Variable: EMP Response Levels: 2 Number of Observations: 957 Link Function: Logit Response Profile Ordered Value EMP Count 1 1 894 2 0 63 Model Fitting Information and Testing Global Null Hypothesis BETA=0 Intercept Intercept and Criterion Only Covariates Chi-Square for Covariates AIC 466.563 432.601 . SC 471.427 447.193 . -2 LOG L 464.563 426.601 37.961 with 2 DF (p=0.0001) Score . . 38.411 with 2 DF (p=0.0001) Analysis of Maximum Likelihood Estimates Parameter Standard Wald Pr > Standardized Odds Variable DF Estimate Error Chi-Square Chi-Square Estimate Ratio INTERCPT 1 -3.3992 0.9915 11.7532 0.0006 . . AGE 1 0.0282 0.0107 6.9436 0.0084 0.199214 1.029 YRSCHOOL 1 0.3809 0.0724 27.6446 0.0001 0.403757 1.464 Association of Predicted Probabilities and Observed Responses Concordant = 70.5% Somers' D = 0.423 Discordant = 28.2% Gamma = 0.429 Tied = 1.3% Tau-a = 0.052 (56322 pairs) c = 0.712 The SAS System 5 09:29 Wednesday, November 29, 2000 Probit Procedure Class Level Information Class Levels Values EMP 2 0 1 Number of observations used = 957 The SAS System 6 09:29 Wednesday, November 29, 2000 Probit Procedure Data Set =WORK.GALLUP Dependent Variable=EMP Weighted Frequency Counts for the Ordered Response Categories Level Count 0 63 1 894 Log Likelihood for NORMAL -210.1365419 The SAS System 7 09:29 Wednesday, November 29, 2000 Probit Procedure Variable DF Estimate Std Err ChiSquare Pr>Chi Label/Value INTERCPT 1 1.06687142 0.507923 4.411933 0.0357 Intercept PGH 1 0.41490344 0.146575 8.012668 0.0046 MON 1 0.1999607 0.191112 1.094742 0.2954 AGE 1 -0.0122988 0.005236 5.516441 0.0188 YRSCHOOL 1 -0.1719291 0.034903 24.2642 0.0001 The SAS System 8 09:29 Wednesday, November 29, 2000 Probit Procedure Class Level Information Class Levels Values EMP 2 0 1 Number of observations used = 957 The SAS System 9 09:29 Wednesday, November 29, 2000 Probit Procedure Data Set =WORK.GALLUP Dependent Variable=EMP Weighted Frequency Counts for the Ordered Response Categories Level Count 0 63 1 894 Log Likelihood for NORMAL -214.1132782 The SAS System 10 09:29 Wednesday, November 29, 2000 Probit Procedure Variable DF Estimate Std Err ChiSquare Pr>Chi Label/Value INTERCPT 1 1.34783198 0.488954 7.598639 0.0058 Intercept AGE 1 -0.0133351 0.005193 6.59359 0.0102 YRSCHOOL 1 -0.1777439 0.034247 26.93643 0.0001