All Scores

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
   7.00   85.00   95.50   87.76  100.00  100.00

   0 | 7
   1 | 
   2 | 
   3 | 
   4 | 15
   5 | 359
   6 | 248
   7 | 279
   8 | 055588
   9 | 000055555556777777888
  10 | 0000000000000000000

Grad Students Only

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max. 
  64.00   95.00   98.00   94.04  100.00  100.00 

   6 | 4
   6 | 
   7 | 
   7 | 79
   8 | 0
   8 | 5
   9 | 0
   9 | 55557788
  10 | 000000000000

Undergraduates Only

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
   7.00   71.00   92.50   82.66   97.25  100.00

   0 | 7
   1 | 
   2 | 
   3 | 
   4 | 15
   5 | 359
   6 | 28
   7 | 2
   8 | 5588
   9 | 000555677778
  10 | 0000000

Problem 1

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
   7.00   22.00   25.00   22.83   25.00   25.00

  0 | 7
  1 | 01
  1 | 558888
  2 | 0022222333
  2 | 555555555555555555555555555555555555555

Problem 2

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
   0.00   20.00   25.00   21.95   25.00   25.00

  0 | 0
  0 | 7
  1 | 2
  1 | 578888889
  2 | 000000122222333
  2 | 5555555555555555555555555555555

Problem 3

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
   0.00   25.00   25.00   20.86   25.00   25.00

  0 | 0000000
  0 | 
  1 | 02
  1 | 558
  2 | 00
  2 | 55555555555555555555555555555555555555555555

Problem 4

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
   0.00   20.00   25.00   22.12   25.00   25.00

  0 | 00
  0 | 
  1 | 223
  1 | 6
  2 | 00000000000000
  2 | 55555555555555555555555555555555555555