test
Wed Dec 28 2022 07:49:35 GMT+0000 (Coordinated Universal Time)
Saved by
@qeebza
#Q2
quiz_marks = []
total = 0
mark = float(input("Enter a quiz mark (negative number to stop): "))
while mark >= 0:
quiz_marks.append(mark)
total += mark
mark = float(input("Enter a quiz mark (negative number to stop): "))
n = len(quiz_marks)
mean = total / n
variance = 0
for mark in quiz_marks:
variance += (mark - mean) ** 2
variance /= n
print("Mean:", mean)
print("Variance:", variance)
content_copyCOPY
Comments