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treliff,
there is no problem with StDev(array,1), it is simply equal to 0.
Note that 0 *IS* some value...
[see the analytic StDev posted in some previous message]
Dimitris Tsokakis
--- In amibroker@xxxxxxxxxxxxxxx, "treliff" <treliff@xxxx> wrote:
> Dominick,
>
> you are simply plotting mid.
> StDev needs at least period 2 to return some value.
>
> -treliff
>
> --- In amibroker@xxxxxxxxxxxxxxx, "dom1_1998" <Dom2000@xxxx> wrote:
> > I'm trying to plot a channel 1 std dev above and below (H+L)/2.
> >
> > I tried the following:
> > mid=(H+L)/2;
> > up=mid + StDev(mid,1);
> > dn= mid - StDev(mid,1);
> >
> > Plot(up,"up",colorRed,styleLine);
> > Plot(dn,"dn",colorGreen,styleLine);
> >
> > I get only one line plotted,(red) with a red value and green
value
> on
> > the y axis. Plus both values are the same amount.
> >
> > TIA,
> >
> > Dominick
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