Incorrect Input. Please change your parameters or increase the time horizon required for running this function. The output start index for this execution was zero with a total number of output elements of zero. The Average True Range was developed by J. Welles Wilder in 1970s. It is one of components of the Welles Wilder Directional Movement indicators. The ATR is a measure of Facebook volatility. High ATR values indicate high volatility, and low values indicate low volatility. View also all equity analysis
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volatility indicators indicator.