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-rw-r--r--day1/exercise/markstats.py22
1 files changed, 22 insertions, 0 deletions
diff --git a/day1/exercise/markstats.py b/day1/exercise/markstats.py
new file mode 100644
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--- /dev/null
+++ b/day1/exercise/markstats.py
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+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)
+