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Carolyn,
Since the code uses 100 bar moving average of BBand width,
you need to have 100+short time MA bars to display
the value.
In other words the code will give you the value if
you have more than half a year of data available.
Best regards,
Tomasz Janeczko
amibroker.com
----- Original Message -----
From: "Carolyn Barnes" <cbarnes@xxxxxxxxxxxx>
To: <amibroker@xxxxxxxxxxxxxxx>
Sent: Tuesday, October 21, 2003 9:24 PM
Subject: [amibroker] Help with Boll B Commentary
>
> The commentary on the Bollinger Bands says this:
>
>
> btop = BBandTop( C, Prefs( 4 ), Prefs(8)/100 );
> bbot = BBandBot( C, Prefs(4), Prefs(8)/100 );
> width = btop - bbot;
>
> mawidth = MA( width, 100 );
> relwidth = 100*(width - mawidth)/mawidth;
>
> "Bollinger Bands are " )+
> WriteVal( abs( relwidth ), 1.1 ) + "% " +
> WriteIf( relwidth > 0, "wider" , "narrower" ) +
> " than normal.";
>
> This is printed in the commentary:
>
> Bollinger Bands are{EMPTY}% narrower than normal.
>
> I can't figure out where the problem is...
>
> Thanks
> Carolyn
>
>
>
>
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Send SUGGESTIONS to suggest@xxxxxxxxxxxxx
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Post AmiQuote-related messages ONLY to: amiquote@xxxxxxxxxxxxxxx
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