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| author | Santosh G. Vattam | 2009-10-08 22:48:59 +0530 |
|---|---|---|
| committer | Santosh G. Vattam | 2009-10-08 22:48:59 +0530 |
| commit | 7e1335294c63d326a951c0fc5ecf4ee308583f8f (patch) | |
| tree | 44f6ad4ad4a23246ff176d73ecbf19ca1aa02ab9 /day1/exercise/markstats.py | |
| parent | 5f91fcae4a93410621e09ca6b0f68b37b3f2ab14 (diff) | |
| parent | 7ffed006a6552f3151888fc8a8008867b119adfb (diff) | |
| download | workshops-7e1335294c63d326a951c0fc5ecf4ee308583f8f.tar.gz workshops-7e1335294c63d326a951c0fc5ecf4ee308583f8f.tar.bz2 workshops-7e1335294c63d326a951c0fc5ecf4ee308583f8f.zip | |
Branches merged.
Diffstat (limited to 'day1/exercise/markstats.py')
| -rw-r--r-- | day1/exercise/markstats.py | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/day1/exercise/markstats.py b/day1/exercise/markstats.py new file mode 100644 index 0000000..6697c17 --- /dev/null +++ b/day1/exercise/markstats.py @@ -0,0 +1,22 @@ +import math + +f = open('/home/madhu/Desktop/marks.dat') + +subj_marks = [[]] * 5 +names = [] +for line in f: + fields = line.split(';') + names.append(fields[2]) + for i in range(5): + subj_marks[i].append(int(fields[i+3])) + +for i in range(5): + avg_marks = float(sum(subj_marks[i])) / len(subj_marks[i]) + student = names[subj_marks[i].index(max(subj_marks[i]))] + sigma = 0 + for j in subj_marks[i]: + sigma += (j - avg_marks) ** 2 + + std_dev = math.sqrt(sigma) + print "Average marks for subject: %f is Standard Deviation is %f, Student with Highest Marks is %s" % (avg_marks, std_dev, student) + |