True, except that the head of their file had periods in the numbers.
--
Sent from my phone. Please excuse my brevity.
On July 27, 2017 12:36:13 PM PDT, peter dalgaard <pda...@gmail.com> wrote:
>
>> On 27 Jul 2017, at 18:03 , Jeff Newmiller <jdnew...@dcn.davis.ca.us>
>wrote:
>>
>> Looks like you need to pay attention to how you read in your data.
>In general, you should always execute one statement at a time until you
>know your script is working. All the errors after the first one are
>unhelpful to you or us.
>>
>> If you actually pay attention to what is in your horse.data data
>frame after you have read it in, the columns did not get separated out.
>The "csv" in in read.csv stands for "comma", and your file appears to
>use semicolons. Read the help for read.csv using
>>
>> ?read.csv
>>
>> and use the sep=";" argument. You should always use the str()
>function to look at your data and make sure it looks reasonable before
>you start trying to give it to other functions to analyze.
>
>Or use read.csv2 which exists for that reason. (It may be "c" for
>comma, but in locales that use comma as the decimal point it is
>replaced by the semicolon, as you'll find out if you save an Excel file
>as CSV in, say, France. This is due to some idiotic decisions from
>early 1990s, but there you are...)
>
>-pd
>
>
>> --
>> Sent from my phone. Please excuse my brevity.
>>
>> On July 27, 2017 8:01:12 AM PDT, san...@free.fr wrote:
>>> Hi,
>>> Please help about the error I am getting after the h1.dat<- line :
>>> this line worked with much more independant variables and bigger
>data.
>>> This time I want to work with just 2 variables cteD & cteTh.
>>> What is wrong ?
>>>
>>>> setwd("C:/Rstudio/Trot")
>>>> library(mlogit)
>>>> horse1.data<-read.csv("cte2.csv")
>>>>
>>>
>h1.dat<-mlogit.data(data=horse1.data,choice="win",chid.var="raceid",alt.var="nbChev",shape="long")
>>>
>>> Error in `[[<-.data.frame`(`*tmp*`, alt.name, value = integer(0)) :
>>> le tableau de remplacement a 0 lignes, le tableau remplacé en a 26
>>>
>>>
>>>> mul1.model<-mlogit(win~cteD+cteTh|0|0,data=h1.dat)
>>> Error in mlogit(win ~ cteD + cteTh | 0 | 0, data = h1.dat) :
>>> object 'h1.dat' not found
>>>
>>>
>>>> head(horse.data,27)
>>> raceid.nbChev.cteD.cteTh.win
>>> 1 1;9;29.6;23.8;no
>>> 2 1;9;5.3;6.7;no
>>> 3 1;9;10.9;11.5;no
>>> 4 1;9;8.2;6.7;yes
>>> 5 1;9;17.8;18.2;no
>>> 6 1;9;26;30;no
>>> 7 1;9;4.4;5.7;no
>>> 8 1;9;4.9;6;no
>>> 9 1;9;4.5;6.9;no
>>> 10 2;17;32.1;48.3;no
>>> 11 2;17;8.8;24.5;no
>>> 12 2;17;36.7;18.3;no
>>> 13 2;17;6.7;11.8;yes
>>> 14 2;17;10.3;12.8;no
>>> 15 2;17;61.6;68.5;no
>>> 16 2;17;2.5;6.7;no
>>> 17 2;17;27.7;30.9;no
>>> 18 2;17;8.4;10.5;no
>>> 19 2;17;56.5;40.7;no
>>> 20 2;17;95.5;11.9;no
>>> 21 2;17;12.7;6.4;no
>>> 22 2;17;19.6;14.2;no
>>> 23 2;17;269.6;67.2;no
>>> 24 2;17;300;75.6;no
>>> 25 2;17;300;114.3;no
>>> 26 2;17;36.3;16.9;no
>>>
>>> ______________________________________________
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>>> https://stat.ethz.ch/mailman/listinfo/r-help
>>> PLEASE do read the posting guide
>>> http://www.R-project.org/posting-guide.html
>>> and provide commented, minimal, self-contained, reproducible code.
>>
>> ______________________________________________
>> R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see
>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide
>http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
______________________________________________
R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
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