exam2  
  1.    100  
  2.    100  
  3.     99  
  4.     98  
  5.     93  
  6.     91  
  7.     88  
  8.     86  
  9.     85  
 10.     85  
 11.     83  
 12.     83  
 13.     83  
 14.     82  
 15.     80  
 16.     77  
 17.     77  
 18.     77  
 19.     76  
 20.     70  
 21.     68  
 22.      0 

   Statistics for exam2
      High grade: 100.0000
       Low grade: 0.0000
         Average: 84.8095
          Median: 83.0000
         Std Dev: 20.2637

   Statistics for exam1
      High grade: 100.0000
       Low grade: 60.0000
         Average: 81.8636
          Median: 80.0000
         Std Dev: 12.3685