HW1  EXAM1  HW2  Cumulative(MAX: 30)

53  8   52    6.85
65  0   73    6.9
83  18  77    11.6
56  24  83    11.75
52  37  39    11.95
64  26  79    12.35
67  34  58    13.05
87  26  76    13.35
84  28  80    13.8
71  33  74    13.85
51  45  46    13.85
58  36  79    14.05
60  45  49    14.45
80  35  70    14.5
66  41  76    15.3
80  38  77    15.45
78  40  79    15.85
67  50  58    16.25
89  45  62    16.55
87  43  75    16.7
42  65  33    16.75
72  49  69    16.85
64  49  82    17.1
56  56  68    17.4
81  52  66    17.75
86  47  82    17.8
75  60  46    18.05
88  49  77    18.05
47  61  75    18.3
93  50  81    18.7
54  67  54    18.8
92  53  80    19.2
52  69  60    19.4
76  65  64    20
86  59  85    20.35
91  59  85    20.6
86  62  83    20.85
63  70  76    20.95
94  58  94    21
91  61  87    21.1
90  66  70    21.2
96  62  81    21.25
95  62  87    21.5
42  84  52    21.5
59  85  32    21.55
62  72  81    21.55
87  69  74    21.85
65  77  69    22.1
54  80  73    22.35
82  75  70    22.6
100 66  94    22.9
90  71  92    23.3
92  76  86    24.1
89  75  93    24.1
97  80  71    24.4
96  77  85    24.45
89  78  100   25.05
96  81  95    25.75
97  88  72    26.05
94  86  91    26.45
94  86  92    26.5
100 89  94    27.5
96  94  97    28.45
100 98  98    29.5

Stadev   16.8  20.2  15.7  4.9
Average  76.1  57.6  73.2  19.1

Expected Letter Grades Based on HW1-2 and MT1 scores:
A :  22.1 - 29.5 
B+:  18.0 - 22.0
B :  13.0 - 17.8
C+:  11.6 - 12.9
D :   6.0  - 8.0