python样本方差
时间: 2023-10-17 12:37:28 浏览: 103
样本方差是统计学中用来衡量一组数据的离散程度的指标。在Python中,可以使用NumPy库的var函数来计算样本方差。该函数的语法如下:
```python
numpy.var(a, ddof=0)
```
其中,a是输入的数据数组,ddof是可选参数,表示自由度的修正值(默认为0)。使用该函数,可以计算出给定数据集的样本方差。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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