Table 6.1, page 192
Excerpts from person-period data set for high school dropout study
get file = "c:aldawages_pp.sav".
compute filt=0.
if any(id,206,2365,4384) filt=1.
execute.
filter by filt.
list /var=id lnw exper ged postexp.
filter off.
ID LNW EXPER GED POSTEXP
206.00 2.03 1.87 .00 .00
206.00 2.30 2.81 .00 .00
206.00 2.48 4.31 .00 .00
2365.00 1.78 .66 .00 .00
2365.00 1.76 1.68 .00 .00
2365.00 1.71 2.74 .00 .00
2365.00 1.74 3.68 .00 .00
2365.00 2.19 4.68 1.00 .00
2365.00 2.04 5.72 1.00 1.04
2365.00 2.32 6.72 1.00 2.04
2365.00 2.67 7.87 1.00 3.19
2365.00 2.42 9.08 1.00 4.40
2365.00 2.39 10.05 1.00 5.37
2365.00 2.49 11.12 1.00 6.44
2365.00 2.44 12.05 1.00 7.37
4384.00 2.86 .10 .00 .00
4384.00 1.53 1.04 .00 .00
4384.00 1.59 1.73 1.00 .00
4384.00 1.97 3.13 1.00 1.40
4384.00 1.68 4.28 1.00 2.56
4384.00 2.63 5.72 1.00 4.00
4384.00 2.58 6.02 1.00 4.30
Number of cases read: 22 Number of cases listed: 22
Table 6.2, page 203
Alternative discontinuous change trajectories: HS dropout data.
title 'Model A: EXPER, HGC-9, BLACK*EXPER, UE-7'. mixed lnw with exper hgc_9 black ue_7 /print=solution /method=ml /fixed=intercept exper hgc_9 exper*black ue_7 /random=intercept exper | subject(id) covtype(un). title 'Model B: A + GED as fixed and random effect'. mixed lnw with exper hgc_9 black ue_7 ged /print=solution /method=ml /fixed=intercept exper hgc_9 exper*black ue_7 ged /random=intercept exper ged | subject(id) covtype(un). title 'Model C: Model B without random effect of GED '. mixed lnw with exper hgc_9 black ue_7 ged /print=solution /method=ml /fixed=intercept exper hgc_9 exper*black ue_7 ged /random=intercept exper | subject(id) covtype(un). title 'Model D: A + POSTEXP as fixed and random effect'. * Needed to add /criteria statement to get model to converge. mixed lnw with exper hgc_9 black ue_7 ged postexp /print=solution /criteria = scoring(10) /method=ml /fixed=intercept exper hgc_9 exper*black ue_7 postexp /random=intercept exper postexp | subject(id) covtype(un). title 'Model E: Model D without random effect of POSTEXP '. mixed lnw with exper hgc_9 black ue_7 postexp /print=solution /method=ml /fixed=intercept exper hgc_9 exper*black ue_7 postexp /random=intercept exper | subject(id) covtype(un). title 'Model F: Model A with fixed and random effects of GED and POSTEXP '. * Needed to add /criteria statement to get model to converge. mixed lnw with exper hgc_9 black ue_7 postexp ged /print=solution /criteria = scoring(10) /method=ml /fixed=intercept exper hgc_9 exper*black ue_7 ged postexp /random=intercept exper ged postexp | subject(id) covtype(un). title 'Model G: Model F without random effect of POSTEXP '. mixed lnw with exper hgc_9 black ue_7 postexp ged /print=solution /method=ml /fixed=intercept exper hgc_9 exper*black ue_7 ged postexp /random=intercept exper ged | subject(id) covtype(un). title 'Model H: Model F without random effect of GED'. * Needed to add /criteria statement to get model to converge. mixed lnw with exper hgc_9 black ue_7 postexp ged /print=solution /criteria = scoring(10) /method=ml /fixed=intercept exper hgc_9 exper*black ue_7 ged postexp /random=intercept exper postexp | subject(id) covtype(un). title 'Model I: Model A with GED and GED*EXPER as fixed and random effects'. * ??? convergence problems, HESSIAN not positive definate. mixed lnw with exper hgc_9 black ue_7 postexp ged /print=solution /method=ml /fixed=intercept exper hgc_9 exper*black ue_7 ged ged*exper /random=intercept exper ged ged*exper | subject(id) covtype(un). title 'Model J: Model I without random effect of GED*EXPER'. mixed lnw with exper hgc_9 black ue_7 postexp ged /print=solution /method=ml /fixed=intercept exper hgc_9 exper*black ue_7 ged ged*exper /random=intercept exper ged | subject(id) covtype(un).
Table 6.2a: EXPER, HGC-9, BLACK*EXPER, UE-7
Table 6.2b: A + GED as fixed and random effect
Table 6.2C: Model B without random effect of GED
Table 6.2D: A + POSTEXP as fixed and random effect
Table 6.2E: Model D without random effect of POSTEXP
Table 6.2F: Model A with fixed and random effects of GED and POSTEXP
Table 6.2G: Model F without random effect of POSTEXP
Table 6.2H: Model F without random effect of GED
Table 6.2I: Model A with GED and GED*EXPER as fixed and random effects
??? Did not properly converge.
Table 6.2J: Model I without random effect of GED*EXPER
Table 6.3, page 205
Table 6.3 Model F (with discontinuities in elevation and slope)
Note, needed to include /criteria subcommand to get model to converge.
mixed lnw with exper hgc_9 black ue_7 postexp ged /print=solution /criteria = scoring(10) /method=ml /fixed=intercept exper hgc_9 exper*black ue_7 ged postexp /random=intercept exper ged postexp | subject(id) covtype(un).
Figure 6.3, page 206 Skipped for now.
Figure 6.4, page 209 Skipped for now.
Figure 6.6, page 212 Skipped for now.
Figure 6.7, page 218 Skipped for now.
Table 6.5, page 221
Alternative polynomial change trajectories for externalizing data
title "Table 6.5a: No Change". mixed external /print=solution /method=ml /fixed=intercept /random=intercept | subject(id) covtype(un). title "Table 6.5B: linear change'. mixed external with time /print=solution /method=ml /fixed=intercept time /random=intercept time | subject(id) covtype(un). title "Table 6.5c: quadratic change'. mixed external with time time2 /print=solution /method=ml /fixed=intercept time time2 /random=intercept time time2 | subject(id) covtype(un). title "Table 6.5D: cubic change'. * ??? convergence problems, HESSIAN not positive definite . mixed external with time time2 time3 /criteria = mxstep(500) hconverge(10,absolute) /print=solution history(1) /method=ml /fixed=intercept time time2 time3 /random=intercept time time2 time3 | subject(id) covtype(un).
Note convergence problems!
