DEFINITION of 'Volatility Ratio'
A technical indicator used to identify price ranges and breakouts. The volatility ratio uses a true price range to determine a stock's true trading range and is able to identify situations where the price has moved out of this true range.
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BREAKING DOWN 'Volatility Ratio'
The volatility ratio is typically signified with a primary line on a chart, apart from price bars. Although there is no hardandfast number used to determine when a breakout is probable, a volatility of 0.5 is most often used by technical traders.
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