Write a program to find variance of a dataset


Topic: Write a program to find variance of a dataset

Solution

def variance(X):
    mean = sum(X)/len(X)
    tot = 0.0
    for x in X:
        tot = tot + (x - mean)**2
    return tot/len(X)
sample = [1, 2, 3, 4, 5] 
print("variance of the sample is: ", variance(sample))



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