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كود:
var Bar: integer;
var lrBar1, lrBar2: integer;
var lrPrice1, lrPrice2: float;
var sd: float;
lrBar1 := BarCount - 66;
lrBar2 := BarCount - 1;
lrPrice2 := LinearReg (BarCount - 1, #close, 65);
lrPrice1 := lrPrice2 - (65 * LinearRegSlope (BarCount - 1, #close, 65));
sd := stddev (BarCount - 1, #close, 65);
DrawLine (lrBar1,lrPrice1,lrBar2,lrPrice2,0, #Red, #solid);
DrawLine (lrBar1,lrPrice1+(1.5*sd),lrBar2,lrPrice2+(1.5*sd),0, #Blue, #solid);
DrawLine (lrBar1,lrPrice1-(1.5*sd),lrBar2,lrPrice2-(1.5*sd),0, #Blue, #solid);
DrawLine (lrBar1,lrPrice1+(3*sd),lrBar2,lrPrice2+(3*sd),0, #Green, #solid);
DrawLine (lrBar1,lrPrice1-(3*sd),lrBar2,lrPrice2-(3*sd),0, #Green, #solid);
print (floattostr (lrPrice2+(3*sd)));
print (floattostr (lrPrice2+(1.5*sd)));
print (floattostr (lrPrice2));
print (floattostr (lrPrice2-(1.5*sd)));
print (floattostr (lrPrice2-(3*sd)));
AnnotateChart ('LR', 0, BarCount - 66, lrPrice1, #blue, 12);
AnnotateChart ('1.5SD', 0, BarCount - 66, lrPrice1+(1.5*sd), #blue, 12);
AnnotateChart ('1.5SD', 0, BarCount - 66, lrPrice1-(1.5*sd), #blue, 12);
AnnotateChart ('3SD', 0, BarCount - 66, lrPrice1+(3*sd), #blue, 12);
AnnotateChart ('3SD', 0, BarCount - 66, lrPrice1-(3*sd), #blue, 12);