Short Name: ATR
Definition: Average True Range, a measure of volatility
Usage: ATR(period)
Objective:
- Compute the ATR (Average True Range)
- Returns an array of values
Note:
- Period is usually 20
- return a mobile simple moving average of the true range defined as the greatest of the differences between today's high and low, today high versus yesterday close and today's low versus yesterday close.
Examples:
- atr(20)