標準化変量の計算

gistfile1.txt

import scipy.stats
import numpy as np
import scipy as sp

DATA = [
    (400, 60),
    (15, 30),
    (480, 365),
    (993, 190),
    (600, 136),
    (150, 15),
    (115, 37),
    (50, 100),
    (0, 170),
    (130, 70),
    (3000, 783),
    (500, 560),
    (200, 50),
    (55, 35),
    (2200, 595),
    (1, 200),
    (900, 300),
    (1000, 356),
    (450, 155),
    (400, 250)
]

d1, d2 = zip(*DATA)

print [(x-np.mean(d1)) / np.std(d1) for x in d1]
print [(x-np.mean(d2)) / np.std(d2) for x in d2]