Title: 
  bmi_growth_gender.inp
 
Data:
  File is "F:\flash\academica\bmi_stata.dat" ;
Variable:
  Names are 
     id grlprb_y boyprb_y grlprb_p boyprb_p male race_eth bmi97 bmi98 bmi99
     bmi00 bmi01 bmi02 bmi03 white black hispanic asian other;
  Missing are all (-9999) ; 
!   usevariables keeps bmi variables and gender
  Usevariables are male bmi97 bmi98 bmi99
     bmi00 bmi01 bmi02 bmi03 ;
  Grouping is male (0=female 1=male);
Model:
  i s | bmi97@0 bmi98@1 bmi99@2 bmi00@3 bmi01@4 bmi02@5 bmi03@6;
Output:
  Sampstat Mod(3.84) ;
  Plot:
  Type is   Plot3;
  Series = bmi97 bmi98 bmi99 bmi00 bmi01 bmi02 bmi03(*);