Hi Stefan,
Tks for your advice.
> detach(package:AER)
> data()
Data sets in package âcarâ:
> detach(package:car)
> data()
Data sets in package âdatasetsâ. I have to run "detach" twice getting back
to
package 'datasets'
> install.packages("Ecdat")
Installing package(s) into
âC:\Users\satimiswin764\Documents/R/win-library/2.12â
(as âlibâ is unspecified)
trying URL
'http://cran.ms.unimelb.edu.au/bin/windows/contrib/2.12/Ecdat_0.1-6.zip'
Content type 'application/zip' length 2817531 bytes (2.7 Mb)
opened URL
downloaded 2.7 Mb
package 'Ecdat' successfully unpacked and MD5 sums checked
The downloaded packages are in
C:\Users\satimiswin764\AppData\Local\Temp\RtmpP3dNfa\downloaded_packages
d
Package installed.
Installation went through w/o problem.
> library(Ecdat)
> data()
Data sets in package âdatasetsâ NOT 'Ecdat'
> ??Ecdat
...
Ecdat::Caschool The California Test Score Data Set
Ecdat::Griliches Wage Datas
Ecdat::MCAS The Massashusets Test Score Data Set
Ecdat::MunExp Municipal Expenditure Data
Ecdat::Orange The Orange Juice Data Set
Ecdat::Solow Solow's Technological Change Data
Ecdat::TranspEq Statewide Data on Transportation Equipment
Manufacturing
....
Those files are in Ecdat packages.
> Caschool
Error: object 'Caschool' not found
> MCAS
Error: object 'MCAS' not found
Please help. TIA
B.R.
Stephen L
________________________________
From: Stefan Grosse <[email protected]>
Sent: Sun, November 28, 2010 7:23:19 PM
Subject: Re: [R] How to remove a package.
Am 27.11.2010 09:48, schrieb Stephen Liu:
> I found the datasets of AER
cool.
> detach("package:AER", unload = TRUE)
detach(package:AER) works for me.
> data()
> still found "car" there.
you mean "cars" ? This is not part of AER but in a base R installation.
>> install.packages("EcDat")
> Where can I download/install EcDat? TIA
It is case sensitive, try install.packages("Ecdat") it works for me...
Maybe you should try a little bit more...
hth
Stefan
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