The following statements are available in PROC BTL.
PROC BTL
<options> ;
BY
variables ;
CLASS
variables ;
MARKER
variables </ options> ;
MODEL
dependent <= fixed-effects> </ options> ;
PARMEST
<options> ;
PARMS
(value-list) …</ options> ;
RANDOM
random-effects </ options> ;
REPEATED
<repeated-effect> </ options> ;
WEIGHT
variable ;
Items within angle brackets (<> ) are optional. The RANDOM statements can appear multiple times; all other statements can appear only once.
The PROC BTL, MARKER, and MODEL statements are required, and the MODEL statement must appear after the CLASS and/or MARKER statement if either or both statements are included. The RANDOM and REPEATED statements must follow the MODEL statement.