CS280 Prelim II

       (rough)
 score  %tile
 -----  -----
    90   ~ 99
    89   ~ 98
    88   ~ 96
    87   ~ 95
    85   ~ 94
    84   ~ 93
    83   ~ 90

    82   ~ 88
    81   ~ 87
    80   ~ 84
    79   ~ 81

    78   ~ 78
    77   ~ 76
    76   ~ 73
    75   ~ 71

    74   ~ 69
    73   ~ 67
    72   ~ 65
    71   ~ 63
    70   ~ 63
    69   ~ 62

    68   ~ 59
    67   ~ 53
    66   ~ 51

    65   ~ 49
    64   ~ 46
    63   ~ 44
    62   ~ 42
    61   ~ 40

    60   ~ 36
    59   ~ 35
    58   ~ 31

    57   ~ 28
    56   ~ 26
    55   ~ 25
    54   ~ 23
    53   ~ 21
    52   ~ 20

    51   ~ 18
    50   ~ 16
    47   ~ 14
    46   ~ 11
    45   ~ 10

    44   ~  8
    43   ~  7
    42   ~  5
    41   ~  5
    40   ~  4
    37   ~  4
    35   ~  2
    34   ~  2
    19   ~  1
    16   ~  0

[semantics:  "score = 61 and (rough) %tile = 40" means
"approximately 40% of the class scored below 61."]