程序一:(这个程序的问题是compute glucrange时没有对analysis变量加其statistic后缀)
proc report data=sasuser.diabetes nowd;
column sex weight fastgluc postgluc GlucRange;
where age>40;
define weight / format=comma6.2 spacing=4 width=7;
define sex / order width=7 spacing=4 center
'Sex of/Patient';
define fastgluc / 'Fasting/Glucose';
define postgluc / 'Postprandial/Glucose' width=12;
define glucrange / computed 'Glucose/Range';
compute glucrange;
glucrange=postgluc-fastgluc;
endcomp;
run;
log中出现:
NOTE: Variable fastgluc is uninitialized.
NOTE: Variable postgluc is uninitialized.
程序二:(这是仿照sas base的一道考题编的)
data chen;
set sasuser.admit;
file 'c:\users\administrator\my documents\my sas files\9.2\added.sas7bdat';
put lastname $ qtr1 qtr2 qtr3 qtr4;
run;
log中出现:
NOTE: Variable lastname is uninitialized.
NOTE: Variable qtr1 is uninitialized.
NOTE: Variable qtr2 is uninitialized.
NOTE: Variable qtr3 is uninitialized.
NOTE: Variable qtr4 is uninitialized.



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