擅长:python、mysql、java
<p>我想我明白了:</p>
<pre><code>In [11]: from scipy import stats
In [12]: import numpy as np
In [13]: survivors = np.array([[1781,135], [1443, 47]])
In [14]: stats.chi2_contingency(survivors)
Out[14]:
(24.332761232771361, # x-squared
8.1048817984512269e-07, # p-value
1,
array([[ 1813.61832061, 102.38167939],
[ 1410.38167939, 79.61832061]]))
</code></pre>