Mean, Var, and Std - Hacker Rank Solution

Mean, Var, and Std - Hacker Rank Solution

This can be solved using the mean, var and std tools.

import numpy

N, M = map(int, raw_input().split())

my_array = numpy.array([ map(int, raw_input().split()) for i in range(N) ])

print numpy.mean(my_array, axis = 1)
print numpy.var(my_array, axis = 0)
print numpy.std(my_array, axis = None)