In [11]:

    

from scipy.stats import chi2_contingency
import numpy as np


    

In [13]:

    

obs = np.array([[7, 87, 12,9], [4, 102, 7,8]])


    

In [15]:

    

chi2, p, dof, expected = chi2_contingency(obs)


    

In [16]:

    

print (p)


    

    




0.357103080041

In [17]:

    

print (chi2)


    

    




3.23281822261

In [18]:

    

print (dof)


    

    




3

In [19]:

    

print (expected)


    

    




[[  5.36016949  92.09745763   9.25847458   8.28389831]
 [  5.63983051  96.90254237   9.74152542   8.71610169]]

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