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John
What took u so long to respond?..........just kidding!!!!...many
thanks...how about %B..defined as
%b =(close-lower bollinger band)/ (upper bollinger band-lower
bollinger band)
GP
--- In amibroker@xxxxxxxxxxxxxxx, "John" <jea55129@xxxx> wrote:
>
> GP,
>
> Not sure if you can do that in Perferences. It looks like you can
by
> using the short term ma. But here is a quick and easy afl.
>
> Length= 10;
> StdDevUp= 2;
> UpBand=BBandTop(Close,Length,StdDevUp);
>
> StdDevDn= 2;
> DnBand=BBandBot(Close,Length,StdDevDn);
> Buy=C>UpBand;
> Sell=Close < MA(Close,Length);
> Short=Close < DnBand;
> Cover=Close > MA(Close,Length);
> Buy=ExRem(Buy,Sell);
> Sell=ExRem(Sell,Buy);
> Short=ExRem(Short,Cover);
> Cover=ExRem(Cover,Short);
> Plot(C,"",1,64);
> Plot(UpBand,"",2,1);
> Plot(DnBand,"",3,1);
> PlotShapes(IIf(Buy,shapeUpArrow,shapeNone) ,colorBrightGreen,0);
> PlotShapes(IIf(Sell,shapeDownArrow,shapeNone),colorRed,0);
> PlotShapes(IIf(Short,shapeDownArrow,shapeNone),colorOrange,0);
> PlotShapes(IIf(Cover,shapeUpArrow,shapeNone) ,colorBlue,0);
>
> Enjoy!
>
> John
> - In amibroker@xxxxxxxxxxxxxxx, "George Poulos" <globalgreek@xxxx>
> wrote:
> >
> > I am wondering how to set the standard deviation value of the
> > Bolinger Bands. For example 10 period moving average(value of
the
> > short term m/a in the preferences?) and standard deviation of 2??
> >
> > TIA
> > GP
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