Python, Numpy求 list 数组均值,方差,标准差
代码如下:
import numpy as np array = [1,3,5,7,9] # 求均值 arr_mean = np.mean(array) # 求方差 arr_var = np.var(array) # 求标准差 arr_std = np.std(array,ddof=1)
代码如下:
import numpy as np array = [1,3,5,7,9] # 求均值 arr_mean = np.mean(array) # 求方差 arr_var = np.var(array) # 求标准差 arr_std = np.std(array,ddof=1)