The DTREE Procedure

EVALUATE Statement

  • EVALUATE / options;

The EVALUATE statement causes PROC DTREE to evaluate the decision tree and calculate the optimal decisions. If the SUMMARY option is specified a decision summary is displayed. Otherwise, the current optimal value is displayed on the SAS log.

The following options , which can appear in the PROC DTREE statement, can also be specified in the EVALUATE statement:

CRITERION= i

MAXPREC= d

MAXWIDTH= mw

NOSUMMARY

NWIDTH= nw

RT= r

SUMMARY

TARGET= stage

The MAXPREC= , MAXWIDTH= , and NWIDTH= , options are valid only in conjunction with the SUMMARY option. The RT= option is valid only in conjunction with the CRITERION= MAXCE or CRITERION= MINCE specification. The options specified in this statement are only in effect for this statement.