1)Pseudosigma,伪标准差2)the theory of falsity-proving standard,证伪标准论3)standerd deviation,标准偏差(标准差)4)standard deviation,标准偏差，标准差5)error to standard deviation,误差标准差6)Standard Deviation,标准差，均差
用法例句
Karl Popper,the famous British historical philosopher,puts forward the theory of falsity-proving standard,which serves as a standard for differentiating the scientific from the non-scientific,has become the philosophical cornerstone in his historical methodology.
