Standard deviation (σ) is the square root of the variance. In other words Standard deviation brings out all the examples clustered around the mean of the data. If the data is spread apart or skewed the standard deviation will be high. Hence stock with high volatility will have a higher standard deviation whereas as stable stock […]

Standard deviation (σ) is the square root of the variance. In other words Standard deviation brings out all the examples clustered around the mean of the data. If the data is spread apart or skewed the standard deviation will be high. Hence stock with high volatility will have a higher standard deviation whereas as stable stock will have a lower standard deviation.

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