Mplus VERSION 3.0 MUTHEN & MUTHEN 04/22/2004 6:57 PM INPUT INSTRUCTIONS title: curve of factors model for alcohol, tobacco, & marijuana manual method Data from table 5.1, page 64. Input from Appendix 5.3 page 160. Figure 5.3 page 71. Output on page 72 data: file is ch5.dat; format is free; type is correlation means stdeviations; nobservations = 357; variable: names are y1-y12; usevar = y1-y12; analysis: type = general meanstructure; model: ! define time 1 factor ftime1 by y1* (la) ! include * to indicate path is free y5@1 y9 (lb); [y1 y5@0 y9]; ! estimate means except for y5, since ! its path was held at 1 ! define time 2 factor (same strategy as time 1 factor) ftime2 by y2* (la) y6@1 y10 (lb); [y2 y6@0 y10]; ! define time 3 factor (same strategy as time 1 factor) ftime3 by y3* (la) y7@1 y11 (lb); [y3 y7@0 y11]; ! define time 4 factor (same strategy as time 1 factor) ftime4 by y4* (la) y8@1 y12 (lb); [y4 y8@0 y12]; ! define intercept and slope factors fint by ftime1@1 ftime2@1 ftime3@1 ftime4@1; fslope by ftime1@0 ftime2@1 ftime3@2 ftime4@3; [fint fslope]; ! allow alcohol indictators to correlate y1 with y2 y3 y4; y2 with y3 y4; y3 with y4; ! allow tobacco indictators to correlate y5 with y6 y7 y8; y6 with y7 y8; y7 with y8; ! allow marijuana indicators to correlate y9 with y10 y11 y12; y10 with y11 y12; y11 with y12; output: standardized; INPUT READING TERMINATED NORMALLY curve of factors model for alcohol, tobacco, & marijuana manual method Data from table 5.1, page 64. Input from Appendix 5.3 page 160. Figure 5.3 page 71. Output on page 72 SUMMARY OF ANALYSIS Number of groups 1 Number of observations 357 Number of dependent variables 12 Number of independent variables 0 Number of continuous latent variables 6 Observed dependent variables Continuous Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8 Y9 Y10 Y11 Y12 Continuous latent variables FTIME1 FTIME2 FTIME3 FTIME4 FINT FSLOPE Estimator ML Information matrix EXPECTED Maximum number of iterations 1000 Convergence criterion 0.500D-04 Maximum number of steepest descent iterations 20 Input data file(s) ch5.dat Input data format FREE THE MODEL ESTIMATION TERMINATED NORMALLY TESTS OF MODEL FIT Chi-Square Test of Model Fit Value 76.218 Degrees of Freedom 41 P-Value 0.0007 Chi-Square Test of Model Fit for the Baseline Model Value 3173.220 Degrees of Freedom 66 P-Value 0.0000 CFI/TLI CFI 0.989 TLI 0.982 Loglikelihood H0 Value -6426.639 H1 Value -6388.530 Information Criteria Number of Free Parameters 49 Akaike (AIC) 12951.278 Bayesian (BIC) 13141.287 Sample-Size Adjusted BIC 12985.836 (n* = (n + 2) / 24) RMSEA (Root Mean Square Error Of Approximation) Estimate 0.049 90 Percent C.I. 0.031 0.066 Probability RMSEA <= .05 0.513 SRMR (Standardized Root Mean Square Residual) Value 0.049 MODEL RESULTS Estimates S.E. Est./S.E. Std StdYX FTIME1 BY Y1 0.972 0.080 12.226 0.916 0.723 Y5 1.000 0.000 0.000 0.943 0.554 Y9 1.109 0.095 11.628 1.046 0.842 FTIME2 BY Y2 0.972 0.080 12.226 0.919 0.699 Y6 1.000 0.000 0.000 0.946 0.498 Y10 1.109 0.095 11.628 1.049 0.762 FTIME3 BY Y3 0.972 0.080 12.226 1.010 0.724 Y7 1.000 0.000 0.000 1.039 0.495 Y11 1.109 0.095 11.628 1.152 0.809 FTIME4 BY Y4 0.972 0.080 12.226 1.032 0.735 Y8 1.000 0.000 0.000 1.061 0.475 Y12 1.109 0.095 11.628 1.177 0.791 FINT BY FTIME1 1.000 0.000 0.000 0.955 0.955 FTIME2 1.000 0.000 0.000 0.951 0.951 FTIME3 1.000 0.000 0.000 0.866 0.866 FTIME4 1.000 0.000 0.000 0.848 0.848 FSLOPE BY FTIME1 0.000 0.000 0.000 0.000 0.000 FTIME2 1.000 0.000 0.000 0.283 0.283 FTIME3 2.000 0.000 0.000 0.515 0.515 FTIME4 3.000 0.000 0.000 0.756 0.756 FSLOPE WITH FINT -0.057 0.024 -2.326 -0.237 -0.237 Y1 WITH Y2 0.477 0.077 6.166 0.477 0.286 Y3 0.401 0.075 5.345 0.401 0.227 Y4 0.427 0.074 5.744 0.427 0.240 Y2 WITH Y3 0.515 0.085 6.049 0.515 0.281 Y4 0.408 0.084 4.846 0.408 0.221 Y3 WITH Y4 0.493 0.094 5.230 0.493 0.252 Y5 WITH Y6 1.452 0.161 9.011 1.452 0.449 Y7 1.265 0.167 7.575 1.265 0.354 Y8 1.159 0.174 6.653 1.159 0.305 Y6 WITH Y7 2.243 0.214 10.461 2.243 0.563 Y8 2.127 0.222 9.596 2.127 0.501 Y7 WITH Y8 2.843 0.260 10.929 2.843 0.607 Y9 WITH Y10 0.191 0.083 2.303 0.191 0.112 Y11 0.115 0.078 1.482 0.115 0.065 Y12 0.120 0.078 1.544 0.120 0.065 Y10 WITH Y11 0.366 0.095 3.841 0.366 0.187 Y12 0.383 0.100 3.851 0.383 0.187 Y11 WITH Y12 0.355 0.109 3.260 0.355 0.168 Means FINT 0.874 0.089 9.843 0.971 0.971 FSLOPE 0.292 0.036 8.096 1.090 1.090 Intercepts Y1 0.491 0.110 4.456 0.491 0.387 Y2 0.451 0.127 3.549 0.451 0.343 Y3 0.609 0.151 4.029 0.609 0.437 Y4 0.664 0.179 3.708 0.664 0.473 Y5 0.000 0.000 0.000 0.000 0.000 Y6 0.000 0.000 0.000 0.000 0.000 Y7 0.000 0.000 0.000 0.000 0.000 Y8 0.000 0.000 0.000 0.000 0.000 Y9 -0.413 0.122 -3.378 -0.413 -0.333 Y10 -0.410 0.146 -2.814 -0.410 -0.298 Y11 -0.576 0.174 -3.316 -0.576 -0.404 Y12 -0.817 0.208 -3.923 -0.817 -0.549 Variances FINT 0.810 0.137 5.920 1.000 1.000 FSLOPE 0.072 0.015 4.690 1.000 1.000 Residual Variances Y1 0.767 0.088 8.680 0.767 0.477 Y2 0.883 0.100 8.860 0.883 0.511 Y3 0.924 0.111 8.351 0.924 0.475 Y4 0.908 0.115 7.897 0.908 0.460 Y5 2.011 0.169 11.910 2.011 0.694 Y6 2.718 0.223 12.184 2.718 0.752 Y7 3.322 0.270 12.297 3.322 0.755 Y8 3.856 0.311 12.382 3.856 0.774 Y9 0.447 0.093 4.808 0.447 0.290 Y10 0.795 0.116 6.881 0.795 0.419 Y11 0.703 0.124 5.666 0.703 0.346 Y12 0.830 0.136 6.079 0.830 0.374 FTIME1 0.079 0.045 1.750 0.089 0.089 FTIME2 0.127 0.034 3.791 0.142 0.142 FTIME3 0.211 0.044 4.847 0.195 0.195 FTIME4 0.014 0.049 0.282 0.012 0.012 R-SQUARE Observed Variable R-Square Y1 0.523 Y2 0.489 Y3 0.525 Y4 0.540 Y5 0.306 Y6 0.248 Y7 0.245 Y8 0.226 Y9 0.710 Y10 0.581 Y11 0.654 Y12 0.626 Latent Variable R-Square FTIME1 0.911 FTIME2 0.858 FTIME3 0.805 FTIME4 0.988 Beginning Time: 18:57:59 Ending Time: 18:57:59 Elapsed Time: 00:00:00 MUTHEN & MUTHEN 3463 Stoner Ave. Los Angeles, CA 90066 Tel: (310) 391-9971 Fax: (310) 391-8971 Web: www.StatModel.com Support: Support@StatModel.com Copyright (c) 1998-2004 Muthen & Muthen