Boxplot

For questions regarding the import, export and manipulation of data in EViews, including graphing and basic statistics.

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Thesissers
Posts: 3
Joined: Mon Mar 12, 2012 9:56 am

Boxplot

Postby Thesissers » Mon Mar 12, 2012 10:05 am

Dear,

I have to winsorize my data. Since it isn't possible to do this directly in Eviews, I thought about looking at a Boxplot and then changing the data myself.
Using Eviews7, how do I know if the boxplot is set on a 5-95% interval? And how can I changes the values displayed on the axes? I need to know exact values of the data,and my boxplot just gives me the values 2-4-6-8-10.

Thanks in advance!

EViews Gareth
Fe ddaethom, fe welon, fe amcangyfrifon
Posts: 13585
Joined: Tue Sep 16, 2008 5:38 pm

Re: Boxplot

Postby EViews Gareth » Mon Mar 12, 2012 10:09 am

Just download the Trim add-in. It performs Winsorising.

Thesissers
Posts: 3
Joined: Mon Mar 12, 2012 9:56 am

Re: Boxplot

Postby Thesissers » Mon Mar 12, 2012 10:42 am

Unfortunately I cannot download this program on the computers of my university...
Is it possible to do it my way?

EViews Gareth
Fe ddaethom, fe welon, fe amcangyfrifon
Posts: 13585
Joined: Tue Sep 16, 2008 5:38 pm

Re: Boxplot

Postby EViews Gareth » Mon Mar 12, 2012 10:53 am

I don't think you'll be able to do it via a boxplot. You could, of course, use the @quantile function to tell you what the 0.05 and 0.95 quantiles of the series are.

EViews Glenn
EViews Developer
Posts: 2682
Joined: Wed Oct 15, 2008 9:17 am

Re: Boxplot

Postby EViews Glenn » Mon Mar 12, 2012 4:32 pm

For example,

Code: Select all

series ytrim = @recode(y>@quantile(y, .95), na, y) ytrim = @recode(ytrim<@quantile(y, .05), na, ytrim)


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