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Bollinger bandsBollinger Bands is a technical analysis tool invented by John Bollinger in the 1980s. Bollinger Bands is defined as: Middle Band = N-period Simple Moving Average Upper Band = Middle Band + K * N-period Standard Deviation Lower Band = Middle Band - K * N-period Standard Deviation Typical values for K and N are 20 and 2, respectively. The contents of this article are licensed from Wikipedia.org under the GNU Free Documentation License.
How to see transparent copy 01-04-2007 01:21:04 |
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