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#1 Selling Amibroker Plugin featuring:
BETA for Amibroker (AFL)
Got this from one of my friend but don’t know the author.This would provide the beta details of the stocks. This is a good one. Try it and let me know the results.
Similar Indicators / Formulas
Indicator / Formula
1 2 3 4 5 6 7 8 9 10 11 12 | function Beta( BaseSymbol, N ) { Chg = ROC ( C , 1 ); ChgBase = ROC ( Foreign ( BaseSymbol, "C" ), 1 ); return ( N * Sum ( Chg * ChgBase , N ) - Sum ( Chg, N) * Sum ( ChgBase, N ) ) / ( N * Sum ( ChgBase ^ 2 , N ) - Sum ( ChgBase, N ) ^ 2 ); } symbol = ParamStr ( "Symbol" , "^NDX" ); Plot ( Beta( symbol, Param ( "Periods" , 21, 2, 100 ) ), _DEFAULT_NAME (), ParamColor ( "Color" , ColorCycle ) ); |
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couldn’t get how does it work. it is neither indicator nor exploration. please explain.