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Whew! What a relief! :-)
Thanks.
Philip
>Equis' Standard Error Bottom Band can be written this way:
>
>STEBandBot(C,21,2,S,3)
>
>The plots are identical to the complex posted formula.
>
>jose '-)
>
>
>--- In Metastockusrs@xxxxxxxxxxxxxxx, Philip Schmitz <pschmi02@xxxx>
>wrote:
> > Greetings All,
> >
> > I like to experiment with different period standard errors bands,
>plotting
> > the higher or the lower band by themselves. I assume that the only
> > alterations I would need to make in the following formula (copied
>from the
> > equis collection) is to change all of the "21s" to, say "13s" or
>"34s" etc.
> > But what about that "19" at the end of the formula. Could someone
>explain
> > how that would have to be changed. The smoothing factor of "3" I
>will
> > simply leave as is for the moment.
> >
> >
> > 21 period Lower Band (smoothed):
> >
> > Mov((21 * Sum(Cum(1) * C,21) - Sum(Cum(1),21) * Sum(C,21)) / (21 *
> > Sum(Pwr(Cum(1),2),21) - Pwr(Sum(Cum(1),21),2)) * Cum(1) +(Mov(C,21,
>S) -
> > Mov(Cum(1),21,S) * (21 * Sum(Cum(1) * C,21) - Sum(Cum(1),21) *
>Sum(C,21))/
> > (21 * Sum(Pwr(Cum(1),2),21) - Pwr(Sum(Cum(1),21),2))) -
> > 2*(Sqrt(((Sum(Power(C,2),21)-(Power(Sum(C,21),2)/21)) -((Sum(Cum(1)
>*C,21))-
> > ((Sum(Cum(1),21) * Sum(C,21)/21))) / ((Sum(Power(Cum
> > (1),2),21))-(Power(Sum(Cum(1),21),2)/21))*((Sum(Cum(1)*C,21))-
> > ((Sum(Cum(1),21)*Sum(C,21)/21)))) /19)),3,S)
> >
> > Best regards,
> > Philip
>
>
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