All Scores

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
  29.00   83.00   91.00   87.96   95.00  100.00

   2 | 9
   3 | 
   3 | 
   4 | 
   4 | 
   5 | 3
   5 | 
   6 | 3
   6 | 9
   7 | 
   7 | 555889
   8 | 23333
   8 | 5677777778
   9 | 000124
   9 | 5555555555555666666
  10 | 0000000

Grad Students Only

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max. 
  63.00   87.00   95.00   91.62   96.00  100.00 

   6 | 3
   6 | 
   7 | 
   7 | 8
   8 | 2
   8 | 56777
   9 | 024
   9 | 55555666666
  10 | 0000

Undergraduates Only

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
   29.0    81.0    87.0    84.9    95.0   100.0

   2 | 9
   3 | 
   3 | 
   4 | 
   4 | 
   5 | 3
   5 | 
   6 | 
   6 | 9
   7 | 
   7 | 55589
   8 | 3333
   8 | 77778
   9 | 001
   9 | 55555555
  10 | 000

Problem 1

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
  17.00   25.00   25.00   24.33   25.00   25.00

  1 | 7
  2 | 000000
  2 | 55555555555555555555555555555555555555555555555555

Problem 2

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
   0.00   12.00   20.00   18.53   25.00   25.00

  0 | 0
  0 | 8888
  1 | 222222222222
  1 | 5
  2 | 0000000000000000000000
  2 | 55555555555555555

Problem 3

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
   3.00   25.00   25.00   23.19   25.00   25.00

  0 | 3
  0 | 8
  1 | 0222
  1 | 5
  2 | 
  2 | 55555555555555555555555555555555555555555555555555

Problem 4

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
   9.00   21.00   25.00   21.91   25.00   25.00

  0 | 9
  1 | 333
  1 | 577777779
  2 | 1111111111111
  2 | 5555555555555555555555555555555