Title 'Homework Number 10' .
Subtitle 'Problem 4' .
* Adapted from Education, Occupation, and Earnings:
* Achievement in the Early Career, by William H. Sewell
* and Robert M. Hauser.  1975, Academic Press.
* See especially pages 72 and 79.
MATRIX DATA VARIABLES=ROWTYPE_ V M X I Q U W Y.
BEGIN DATA.
MEAN   10.200  10.410  33.110   6.443  99.860  13.220  42.110   7.538
STDDEV  3.008   2.848  22.410   3.141  14.570   1.676  23.340   2.589
N      2069    2069    2069     2069   2069    2069    2069     2069
CORR    1.000
CORR    0.524   1.000
CORR    0.425   0.288   1.000
CORR    0.320   0.238   0.457   1.000
CORR    0.254   0.211   0.184   0.184   1.000
CORR    0.316   0.260   0.291   0.279   0.448   1.000
CORR    0.263   0.211   0.262   0.237   0.377   0.621   1.000
CORR    0.093   0.083   0.102   0.184   0.162   0.203   0.220   1.000
END DATA.
VARIABLE LABELS
   V "Father's educational attainment"
   M "Mother's educational attainment"
   X "Status of F's Occ when son grad from HS"
   I "Parent's average income, 1957-1960"
   Q "Son's score on Henmon-Nelson IQ test"
   U "Son's educational attainment"
   W "Son's 1964 Occupation (Duncan SEI)"
   Y "Son's average earnings, 1965-1967" .
*  Model I: Y regressed on V, M.
REGRESSION  /MATRIX IN(*)
            /DESCRIPTIVES DEF
            /VARIABLES V M X I Q U W Y
            /STATISTICS DEF CHANGE OUTS ZPP CI SES TOL
            /DEPENDENT W
            /METHOD ENTER V M .
*  Model II:  Y regressed on X, Q, U.
*  Model III: Y regressed on X, Q, U, V, M .
REGRESSION  /MATRIX IN(*)
            /DESCRIPTIVES DEF
            /VARIABLES V M X I Q U W Y
            /STATISTICS DEF CHANGE OUTS ZPP CI SES TOL
            /DEPENDENT W
            /METHOD ENTER  X Q U/ ENTER V M .

Subtitle 'Problems 1 and 2'.
MATRIX DATA VARIABLES=ROWTYPE_ X1 X2 X3 X4 Y.
BEGIN DATA.
MEANS   11.360   22.340    9.750   18.500   3.640
STDDEV  11.450   10.890   10.730   10.300   2.660
N       340      340      340      340      340
CORR     1.000
CORR      .470    1.000
CORR      .460     .270    1.000
CORR      .312     .223     .495    1.000
CORR      .628     .421     .498     .381   1.000
END DATA.
VARIABLE LABELS X1 "W's SEU for fulfilled family life"
                X2 "W's SEU for watching another child grow and develop"
                X3 "H's SEU for fulfilled family life"
                X4 "H's SEU for watching another child grow and develop"
                Y  "W's Childbearing expectations".
*REGRESSION  /MATRIX IN(*)
            /DESCRIPTIVES DEF
            /VARIABLES X1 X2 X3 X4 Y
            /STATISTICS DEF CHANGE OUTS ZPP CI SES TOL
            /DEPENDENT Y
            /METHOD ENTER X1 X2/ ENTER X3 X4 /.