PROC MEANS displays the default statistics for all the observations (_TYPE_=0) and the four class levels of the Status and Year combination (Status=1, Year=97; Status=1, Year=98; Status=2, Year=97; Status=2, Year=98).
Final Exam Grades for Student Status and Year of Graduation 1 The MEANS Procedure Analysis Variable : Score N Obs N Mean Std Dev Minimum Maximum ------------------------------------------------------------------------- 10 10 86.000 4.714 78.000 92.000 ------------------------------------------------------------------------- Analysis Variable : Score N Status Year Obs N Mean Std Dev Minimum Maximum ----------------------------------------------------------------------------- 1 97 3 3 84.667 6.506 78.000 91.000 98 3 3 88.333 4.041 84.000 92.000 2 97 3 3 86.667 4.163 82.000 90.000 98 1 1 81.000 . 81.000 81.000 ----------------------------------------------------------------------------- |