Variable List Abbreviation: BBandWidth%
Variable Mode(s): Standard, Stock, Futures1, and Futures2
[ Note: uses selected close variable in Stock, Futures1, and Futures2 modes ]
Parameter(s): BBandWidth% time periods, BBandWidth% StndDev multiplier
The Bollinger Band Width as a percentage of the average price level over the last n time periods. A sharp drop in bandwidth is often followed by dramatic move in the market (caution must be taken after a drop in band width, because historically the market has often started in a false direction just before its big move).
BBandWidth% = 100 * (Bollinger Band High - Bollinger Band Low)
n time period moving average