[R] [FORGED] Ask function missing in package car

Fox, John jfox at mcmaster.ca
Wed Jun 22 07:17:22 CEST 2016


Dear Ashim,

> -----Original Message-----
> From: Ashim Kapoor [mailto:ashimkapoor at gmail.com]
> Sent: June 21, 2016 10:10 PM
> To: Fox, John <jfox at mcmaster.ca>
> Cc: Marc Schwartz <marc_schwartz at me.com>; R-help <r-help at r-project.org>
> Subject: Re: [R] [FORGED] Ask function missing in package car
> 
> Dear Sir,
> 
> 
> Many thanks for your reply. May I ask,was it replaced by another similar
> function? 

No.

> It seems interesting enough to have a function like that.

I guess it didn't seem that useful to us. You can simply modify commands in a programming editor.

Best,
 John

> 
> 
> Best Regards,
> 
> Ashim
> 
> 
> On Wed, Jun 22, 2016 at 10:35 AM, Fox, John <jfox at mcmaster.ca
> <mailto:jfox at mcmaster.ca> > wrote:
> 
> 
> 	Dear Ashim and Marc,
> 
> 	Sorry to chime in late. As Marc suggests, the Ask() function went the
> way of the dodo before the second edition of the book (coauthored with Sandy
> Weisberg, and retitled "An R Companion to Applied Regression") was
> published.
> 
> 	Best,
> 	 John
> 
> 	-----------------------------
> 	John Fox, Professor
> 	McMaster University
> 	Hamilton, Ontario
> 	Canada L8S 4M4
> 	Web: socserv.mcmaster.ca/jfox <http://socserv.mcmaster.ca/jfox>
> 
> 
> 
> 	> -----Original Message-----
> 	> From: R-help [mailto:r-help-bounces at r-project.org <mailto:r-help-
> bounces at r-project.org> ] On Behalf Of Ashim
> 	> Kapoor
> 	> Sent: June 21, 2016 7:35 PM
> 	> To: Marc Schwartz <marc_schwartz at me.com
> <mailto:marc_schwartz at me.com> >
> 	> Cc: R-help <r-help at r-project.org <mailto:r-help at r-project.org> >
> 	> Subject: Re: [R] [FORGED] Ask function missing in package car
> 	>
> 	> Dear Mark,
> 	>
> 	> Many thanks.
> 	>
> 	> Best Regards,
> 	> Ashim
> 	>
> 	> On Wed, Jun 22, 2016 at 7:45 AM, Marc Schwartz
> <marc_schwartz at me.com <mailto:marc_schwartz at me.com> >
> 	> wrote:
> 	>
> 	> > According to the NEWS file for the package:
> 	> >
> 	> >   https://cran.r-project.org/web/packages/car/NEWS
> 	> >
> 	> > the Ask() function was removed in car version 2.0-0, which was
> 	> > released on 2010-07-26. So it has been gone for about 6 years.
> 	> >
> 	> > The version of car that is used in the documentation that you are
> 	> > using is 1.2-16, which is from 2009-10-11.
> 	> >
> 	> > So the online documentation source is outdated.
> 	> >
> 	> > I see that the Ask() function is listed in the first edition of John's
> 	> > book, which I have on my shelf, but I don't have the second edition
> to
> 	> > know if that had been updated. A review of the index for the second
> 	> > edition on Amazon.com would suggest that it was removed for the
> second
> 	> edition.
> 	> >
> 	> > Regards,
> 	> >
> 	> > Marc Schwartz
> 	> >
> 	> >
> 	> > > On Jun 21, 2016, at 8:29 PM, Ashim Kapoor
> <ashimkapoor at gmail.com <mailto:ashimkapoor at gmail.com> >
> 	> wrote:
> 	> > >
> 	> > > I am reading the book An R and S plus companion to Applied
> 	> > > Regression
> 	> > and I
> 	> > > found this function there.
> 	> > >
> 	> > > Googling gave me the link [1].
> 	> > >
> 	> > > 1. http://svitsrv25.epfl.ch/R-doc/library/car/html/Ask.html
> 	> > >
> 	> > > On Wed, Jun 22, 2016 at 6:57 AM, Rolf Turner
> 	> > > <r.turner at auckland.ac.nz <mailto:r.turner at auckland.ac.nz> >
> 	> > > wrote:
> 	> > >
> 	> > >> On 22/06/16 13:06, Ashim Kapoor wrote:
> 	> > >>
> 	> > >>> Dear All,
> 	> > >>>
> 	> > >>> my details:-
> 	> > >>>
> 	> > >>>> sessionInfo()
> 	> > >>>>
> 	> > >>> R version 3.3.0 (2016-05-03)
> 	> > >>> Platform: x86_64-pc-linux-gnu (64-bit) Running under: Ubuntu
> 15.10
> 	> > >>>
> 	> > >>> locale:
> 	> > >>> [1] LC_CTYPE=en_IN       LC_NUMERIC=C         LC_TIME=en_IN
> 	> > >>> [4] LC_COLLATE=en_IN     LC_MONETARY=en_IN
> LC_MESSAGES=en_IN
> 	> > >>> [7] LC_PAPER=en_IN       LC_NAME=C            LC_ADDRESS=C
> 	> > >>> [10] LC_TELEPHONE=C       LC_MEASUREMENT=en_IN
> 	> LC_IDENTIFICATION=C
> 	> > >>>
> 	> > >>> attached base packages:
> 	> > >>> [1] stats     graphics  grDevices utils     datasets  methods   base
> 	> > >>>
> 	> > >>> other attached packages:
> 	> > >>> [1] car_2.1-2
> 	> > >>>
> 	> > >>> loaded via a namespace (and not attached):
> 	> > >>> [1] Rcpp_0.12.5        lattice_0.20-33    MASS_7.3-43
> 	> > >>> grid_3.3.0
> 	> > >>> [5] nlme_3.1-128       MatrixModels_0.4-1 SparseM_1.7
> 	> > >>> minqa_1.2.4
> 	> > >>> [9] nloptr_1.0.4       Matrix_1.2-6       splines_3.3.0
> 	> > >>> lme4_1.1-12
> 	> > >>> [13] pbkrtest_0.4-6     parallel_3.3.0     mgcv_1.8-7
> 	> > >>> nnet_7.3-10
> 	> > >>> [17] quantreg_5.24
> 	> > >>>
> 	> > >>>>
> 	> > >>>>
> 	> > >>>    ## Not run:
> 	> > >>>> attach(UN)
> 	> > >>>>
> 	> > >>>> # enter the power-transformation parameter # start with 1
> Ask(p,
> 	> > >>>> function(p) qq.plot(box.cox(gdp, p),
> 	> > >>>>
> 	> > >>> +         ylab=paste("transformed gdp, power =",p)))
> 	> > >>> Error: could not find function "Ask"
> 	> > >>>
> 	> > >>>>
> 	> > >>>>
> 	> > >>> What can I do to correct this?
> 	> > >>>
> 	> > >>
> 	> > >> What led you to believe that such a function exists (in the "car"
> 	> > package
> 	> > >> or anywhere else for that matter)?  And what exactly do you
> want it
> 	> > >> to
> 	> > do
> 	> > >> for you?
> 	> > >>
> 	> > >> cheers,
> 	> > >>
> 	> > >> Rolf Turner
> 	> > >>
> 	> > >> --
> 	> > >> Technical Editor ANZJS
> 	> > >> Department of Statistics
> 	> > >> University of Auckland
> 	> > >> Phone: +64-9-373-7599 ext. 88276
> 	> >
> 	> >
> 	>
> 
> 	>       [[alternative HTML version deleted]]
> 	>
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