如何计算列表中每个系列的标准差和均值

Question

如何在上面显示的列表中计算每个系列的标准差和均值。

Answer 1

Pandas已为Series内置了static_file和mean方法：

std

输出：

[(x.mean(), x.std()) for x in data]

数据：

[(0.49934333895737004, 0.27461607837320307),
 (0.48249584271287005, 0.29392453866333784),
 (0.5253031047833215, 0.2915732660895214),
 (0.502227202304306, 0.2800155771737585),
 (0.45248717136739863, 0.3065349918155113),
 (0.524076962361421, 0.30774118943725953),
 (0.49854839726526873, 0.2903590219165625)]