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Tutorial Step - BB On the Charts!

Summary: Let's take a look at the Bollinger Bands! If it's not on already, find the Bollinger Bands layer in the Masters layer manager.
The indicator features a 20-period moving average in the center. It features a line on top located two standard deviations above the moving average. We call this line the upper band. And it also features a line two standard deviations below the moving average. We call this one the lower band. Together, they are the Bollinger Bands.
Tutorial Step - Are We Up to Date..?
Tutorial Step - Bollinger Bands Rules