number, attendance, hw, quiz (choose 2 from 3), midterm, final+10, total
 weight: extra   5%  10%  30%                      30%      30%
 911001  100.  84.  80.  83.  91.  89.6
 911002  40.  87.  70.  89.  85.  83.9
 911003  100.  82.  67.  96.  79.  86.
 911004  100.  85.  85.  98.  100.  98.4
 911005  100.  84.  70.  84.  66.  79.4
 911006  100.  69.  25.  15.  23.  30.8
 911007  100.  82.  70.  56.  70.  72.
 911008  100.  85.  67.  70.  52.  70.4
 911009  100.  85.  92.  94.  103.  99.
 911010  40.  87.  70.  74.  68.  74.3
 911011  100.  74.  87.  92.  54.  82.4
 911012  100.  82.  57.  64.  55.  66.1
 911013  100.  76.  67.  93.  87.  86.8
 911014  40.  85.  65.  83.  102.  85.5
 911015  0.  81.  7.  3.  17.  16.3
 911016  80.  87.  87.  97.  78.  91.4
 911017  100.  84.  60.  87.  30.  66.5
 911018  60.  90.  67.  38.  39.  55.2
 911019  80.  90.  75.  94.  91.  91.
 911020  100.  85.  82.  72.  33.  69.8
 911021  20.  77.  62.  71.  38.  60.2
 911022  40.  78.  70.  61.  67.  69.2
 911023  20.  77.  80.  29.  70.  62.4
 911024  100.  65.  72.  59.  54.  67.2
 911025  0.  82.  55.  34.  50.  49.8
 911026  0.  70.  57.  56.  73.  63.
 911027  80.  77.  82.  50.  65.  70.9
 911028  80.  77.  75.  60.  53.  68.1
 911029  100.  85.  85.  59.  73.  78.5
 911031  100.  65.  77.  65.  35.  64.7
 911032  100.  76.  75.  33.  47.  60.
 911033  60.  77.  52.  61.  45.  60.
 911034  60.  72.  65.  54.  51.  61.2
 911035  100.  75.  67.  91.  25.  67.5
 911036  80.  72.  65.  50.  69.  66.4
 911037  100.  75.  80.  98.  83.  90.8
 911038  60.  76.  50.  60.  40.  55.6
 911039  80.  75.  60.  61.  66.  67.6
 911040  100.  70.  87.  80.  76.  85.
 911041  20.  72.  82.  74.  45.  68.7
 911042  100.  58.  80.  86.  79.  84.3
 911043  20.  81.  47.  34.  53.  49.3
 911044  60.  78.  82.  84.  127.  98.9
 911045  100.  56.  55.  68.  39.  60.
 911046  100.  72.  100.  98.  97.  99.
 911047  80.  77.  60.  50.  62.  63.3
 911048  100.  82.  87.  87.  98.  95.
 911049  80.  82.  70.  35.  62.  62.3
 911050  100.  83.  85.  84.  91.  91.3
 911051  100.  84.  90.  85.  88.  92.3
 911052  100.  80.  75.  83.  57.  77.5
 911061  100.  82.  70.  64.  79.  77.1