Approximate grades based on Exam1+Exam2+Exam3:
 82 - 100  = 4.0 (15)
 74 - 81.5 = 3.5 (13)
 66 - 73.5 = 3.0 ( 9)
 58 - 65.5 = 2.5 ( 1)
 50 - 57.5 = 2.0 ( 0)


   PID       Exam1  Exam2 Exam3 total
A****7026     28.5   34    35    97.5
A****0792     28.5   30.5  33.5  92.5
A****4186     27     31    32    90
A****2154     27.5   30    32.5  90
A****4598     29     31    28.5  88.5
A****7747     27     32    29    88
A****0204     27     35    26    88
A****8936     26     33    28    87
A****5830     24.5   33.5  28.5  86.5
A****4373     27     28.5  31    86.5
A****2745     29.5   32.5  23.5  85.5
A****1005     28.5   32    24    84.5
A****2083     23.5   27.5  32.5  83.5
A****7683     28.5   28    25.5  82
A****4075     27     28    27    82
A****3332     27.5   29.5  24    81
A****0529     28     26    27    81
A****5625     26.5   26.5  27.5  80.5
A****6612     28     25.5  26    79.5
A****7845     26.5   29    22    77.5
A****9654     25.5   31    20.5  77
A****5102     27.5   23    26.5  77
A****2983     26.5   26    24    76.5
A****5756     24.5   27    24    75.5
A****4753     28.5   23    24    75.5
A****0658     22     26    27    75
A****0285     28     26.5  20.5  75
A****4321     23.5   29    21.5  74
A****3881     23     23.5  27    73.5
A****0553     27     25    19.5  71.5
A****8426     20.5   29    21    70.5
A****4895     27     25    18    70
A****7364     21     29.5  19    69.5
A****1549     24.5   27    16.5  68
A****1248     24     24    19.5  67.5
A****8184     26     25.5  15    66.5
A****0342     27     24    15.5  66.5
A****0830     23.5   20.5  16    60
A****1420     19     11.5  14    44.5
A****7722      7.5   12    21    40.5
A****1656     17.5   11.5  11.5  40.5