标准差Standard DeviationSD
Standard Deviation标准差
技术指标Stock TechnicalP2 Volatility适用:美股Applies to: US stocks
定义Definition
The dispersion of price relative to its mean.
计算公式Formula
σ=√(Σ(Cᵢ−MA)²/n), n=20
解读要点How to read it
Rising σ = increasing volatility and rising risk.
输入Inputsclose输出Outputoverlay/volatility库LibrarySTDDEV
数据来源:C。Data source: C. 公开知识,不构成投资建议。Public knowledge, not investment advice.
在热门美股上查看标准差的实时计算值 →See Standard Deviation computed live on popular US stocks →
相关指标Related indicators
参考元数据 —— 公开、通用的指标定义。非投资建议。Reference metadata — public, well-known indicator definitions. Not investment advice.