Posted by Mohammad Rahhal, Last modified by Abdullah Almasharfah on 10 January 2019 12:21 PM
Standard Deviation is a common statistical calculation that measures volatility.
Other technical indicators are often calculated using standard deviations.
Major highs and lows often accompany extreme volatility.
High values of standard deviations indicate that the price or indicator is more volatile than usual.
Returns the handles of a technical indicator, in case of failure returns an empty string.