Displaying 20 results from an estimated 4000 matches similar to: "Proportions again"
2004 Feb 11
6
lapply and dynamically linked functions
Hi all,
I'm trying to use lapply on a list with the following command:
out<-lapply(mylist,myfun,par1=p,par2=d) (1)
where
myfun<-function(x,par1,par1) {.....} (2)
now this function is in fact a wrapper for some Fortran code I have
written so I think this might be the problem. When I call lapply() as in
(1) I get the following message:
Error in get(x,
2006 Sep 20
5
multiple lines and plot
Hi. Please, how can I put together 2 or more lines at the same
scatterplot ? Example: measures of protein intake (quantitative) of 4
children over 30 days, by day. How to plot all children at same graphic:
Protein X Time ? Is there any command like "overlay" ?
Thank you,
Mauricio
2005 Oct 19
3
npmc package
Hi
Does anyone know where is the package: npmc (Nonparametric Multiple
Comparisons).
I found the reference on R Site Search, but not the package itself on
CRAN as suggested.
Thanks
Mauricio
2007 Jan 25
7
filling the area
Please, how to fill the area under the curve?
x <- c(1:10)
y <- c(rnorm(10))
plot(x,y)
lines(x,y)
Thanks,
Mauricio Cardeal
2005 Sep 13
11
if() command
Hi everyone !
Could you please help me with this problem ?
I??ve trying to write a code that assign to a variable the content from
another, but all I??ve got is a message error. For example:
if (age <=10) {group == 1}
else if (age > 10 & age <= 20) {group == 2}
else {group == 3}
Syntax error
Or
if (age <=10) {group == 1}
else (age > 10 & age <= 20) {group == 2}
2006 Jul 11
2
new object
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2002 Jul 27
1
R Code for X-Tab with Row/Col Proportions, Expected Vals and Tests
Recently, I noted a post and replies on R-Help from Professor Marc
Feldesman regarding a cross tabulation function that generates row and
column proportions, marginal values, expected cell values and tests for
independence presumably similar in a fashion to the output of the S-Plus
crosstabs() function or the SAS Proc Freq.
Martin Maechler had posted some code in reply for folks to update and
2010 May 20
2
multiple 2 by 2 crosstabulations?
Hello,
I have a dataframe (var_1, var_2, ..., var_n) and I would like to export summary statistics to Latex in the form of a table. I want specific summary statistics by crossing numerous variables 2x2 AT ONCE. In each cell I would like sometimes to have the median (Q1 - Q3), or frequency and proportion, etc. CrossTable, xtab, etc... do not allow for multiple 2 by 2 crosstabulation. The table
2010 May 06
5
frequency
Dear list,
Im trying to do the following operation but im not able to do it
This is my table:
1 2 3
1 0 7 4
2 0 2 0
3 0 1 3
4 0 3 4
what i would like to do is
divide each row values with the corresponding column' sum,namely:
1 2 3
1 0 0.54 0.36
2 0 0.15 0
3 0 0.08
2008 Feb 15
12
Transfer Crosstable to Word-Document
# Dear list,
# I am an R-beginner and
# spent the last days looking for a method to insert tables produced
# with R into a word document. I thought about SPPS: copy a table from
# an SPO-file and paste it into a word document
# (if needed do some formatting with that table).
# Annother idea was, to produce a TEX-file,
# insert it and make it a word-table.
# I found the following libraries, which
2006 Apr 25
1
by() and CrossTable()
I am attempting to produce crosstabulations between two variables for
subgroups defined by a third factor variable. I'm using by() and
CrossTable() in package gmodels. I get the printing of the tables first
and then a printing of each level of the INDICES. For example:
library(gmodels)
by(warpbreaks, warpbreaks$tension, function(x){CrossTable(x$wool,
x$breaks > 30,
2006 Apr 26
3
Were to find appropriate functions for a given task in R
This is a generic request concerning were to look for finding
appropriate information on a precise procedure in R.
I’m using R for teaching introductory statistics and my students are
learning how to deal with it. However, I find it difficult to locate
some of the procedures. For instance, for basic crosstabulation, it is
obvious that basic functions as table, ftable, and prop.table can be
used.
2005 Jun 23
1
the dimname of a table
i have a data frame(dat) which has many variables.and i use the following script to get the crosstable.
>danx2<-c("x1.1","x1.2","x1.3","x1.4","x1.5","x2","x4","x5","x6","x7","x8.1","x8.2","x8.3","x8.4","x11",
2011 Sep 10
1
ordering rows within CrossTable
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2009 May 31
1
Bug in gmodels CrossTable()?
Is the code below showing a bug in Crosstable()? My expectation was that
the values produced by xtabs were rounded instead of truncated:
library(gmodels)
abc <- c("a", "a", "b", "b", "c", "c")
def <- c("d", "e", "f", "f", "d", "e")
wgt <- c(0.8, 0.6, 0.4, 0.5, 1.4, 1.3)
2005 Jun 23
1
how to get such crosstable?
i use the CrossTable (frome gregmic package) function to get such a table as below.
but the percentage of the non-NA levels(here 1,2,3,4,5) is not totally 100%.
is there any way to get a table that percentage of the non-NA levelsis totally 100%,as the SPSS' valid percentage.thank you!
Cell Contents
|-------------------------|
| Count |
| Row Percent |
2004 Dec 13
3
Percentages in contingency tables *warning trivial question*
I hesitate to post this question in the light of recent threads, indeed
I have hesitated for several weeks, however I have come to a full stop
and really need some help if I am going to progress. I am a new user of
R for medical statistics. I have attempted to read all the relevant
documents, but would welcome any suggestions as to what I have missed.
I am trying to contruct "table 1"
2008 Oct 01
1
Help with CrossTable
Hi,
I am using the CrossTable function from library(gmodels).
x=unique(data[,c("L1","L1_Revenues","RIC")])
L1_Classification=CrossTable(x$L1,x$L1_Revenues,exclude =
c("NA","","0%","0"),prop.r=FALSE,prop.c=FALSE,prop.t=FALSE,prop.chisq=FA
LSE,dnn=c("L1_Classification","Revenue"))
What I would like
2011 Oct 11
1
warning with cut2 function
Dear r user,
please find my attached sample of the dataset i? am using to create a crosstable and eventually plot a histogram from the output.
I am using? the cut2 function to create bins, about 7 of them using the code after reading the data:
cluster <- cut2(cross_val$value, g=7)
I get the warning:
Warning message:
In min(xx[xx > upper]) : no non-missing arguments to min; returning Inf
2011 Oct 05
1
Dealing with proportions
Dear list,
I have very little experience in dealing with proportions, i am sure this is a very simple question but i could find no suitable answer beyond doing a chi-sq test and then using the Marascuilo procedure as a post-hoc analysis.
I am simply wanting to know if the proportions ( i.e the number of Yes / No) significantly differ between the cases and if so which cases are significantly