方差计算器
计算数据集的方差
公式
σ² = Σ(x-μ)²/n
Variance measures spread of data around the mean.
示例
10,20,30,40,50
Variance = 200, SD = 14.14.
常见问题
关于 方差计算器
Calculate variance and standard deviation of data sets.
计算数据集的方差
Variance measures spread of data around the mean.
Variance = 200, SD = 14.14.
Calculate variance and standard deviation of data sets.