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Documentation Example 4 for PROC GLIMMIX

/****************************************************************/
/*          S A S   S A M P L E   L I B R A R Y                 */
/*                                                              */
/*    NAME: gmxex04                                             */
/*   TITLE: Documentation Example 4 for PROC GLIMMIX            */
/*          Quasi-Likelihood Estimation for Proportions with    */
/*          Unknown Distribution                                */
/* PRODUCT: STAT                                                */
/*  SYSTEM: ALL                                                 */
/*    KEYS: Generalized linear mixed models                     */
/*          Leaf blotch proportions                             */
/*          User-defined variance function                      */
/*          Independent data                                    */
/*   PROCS: GLIMMIX                                             */
/*    DATA:                                                     */
/*                                                              */
/* SUPPORT: Oliver Schabenberger                                */
/*     REF: McCullagh, P. and Nelder. J.A. (1989)               */
/*          Generalized Linear Models, Second Edition           */
/*          London: Chapman and Hall                            */
/*    MISC:                                                     */
/****************************************************************/

data blotch;
  array p{9} pct1-pct9;
  input variety pct1-pct9;
  do site = 1 to 9;
     prop = p{site}/100;
     output;
  end;
  drop pct1-pct9;
  datalines;
1  0.05  0.00  1.25  2.50  5.50  1.00  5.00  5.00 17.50
2  0.00  0.05  1.25  0.50  1.00  5.00  0.10 10.00 25.00
3  0.00  0.05  2.50  0.01  6.00  5.00  5.00  5.00 42.50
4  0.10  0.30 16.60  3.00  1.10  5.00  5.00  5.00 50.00
5  0.25  0.75  2.50  2.50  2.50  5.00 50.00 25.00 37.50
6  0.05  0.30  2.50  0.01  8.00  5.00 10.00 75.00 95.00
7  0.50  3.00  0.00 25.00 16.50 10.00 50.00 50.00 62.50
8  1.30  7.50 20.00 55.00 29.50  5.00 25.00 75.00 95.00
9  1.50  1.00 37.50  5.00 20.00 50.00 50.00 75.00 95.00
10 1.50 12.70 26.25 40.00 43.50 75.00 75.00 75.00 95.00
;

proc glimmix data=blotch;
  class site variety;
  model prop = site variety / link=logit dist=binomial;
  random _residual_;
  lsmeans variety / diff=control('1');
run;

ods graphics on;
ods select PearsonPanel;
proc glimmix data=blotch plots=pearsonpanel;
  class site variety;
  model prop = site variety / link=logit dist=binomial;
  random _residual_;
run;
ods graphics off;

ods graphics on;
ods select ModelInfo FitStatistics LSMeans Diffs PearsonPanel;
proc glimmix data=blotch plots=pearsonpanel;
  class site variety;
  _variance_ = _mu_**2 * (1-_mu_)**2;
  model prop = site variety / link=logit;
  lsmeans variety / diff=control('1');
run;
ods graphics off;