eugen pircalabelu wrote:
> Good evening R-users!
>
> I have the following problem: i want to get a weighted crosstable along with
> the adjusted standardized residuals test
>
> Example:
> a<-c(1,1,1,1,1,2,2,2,3,3)
> b<-c(10,10,23,24,33,45,46,70,21,66)
> c<-c(3,3,2,3,4,1,1,1,3,3)
> d<-c("a", "b","b","c","a","a","a", "b", "c","c")
> z<-data.frame(a, b,c,d)
> library(gmodels)
>
> Using the above example i want to get this :
>
> xtabs(c ~ a+d, z) , where i have
> sum(xtabs(c ~ a+d, z) ) as my total number of cases, but with the
> adjusted standardized residuals test.
>
> So i want something like the CrossTable function from gmodels package, but
> taking into account that i have weights which sum to 24 and not 10, as the
> CrossTable prints from this:
>
> CrossTable(z$a, z$d, format="SPSS", asresid=T)
>
> Thank you and have a great day ahead!
Is this what you want?
> CrossTable(xtabs(c ~ a + d, z), format = "SPSS", asresid = TRUE)
Cell Contents
|-------------------------|
| Count |
| Chi-square contribution |
| Row Percent |
| Column Percent |
| Total Percent |
| Adj Std Resid |
|-------------------------|
Total Observations in Table: 24
| d
a | a | b | c | Row Total |
-------------|-----------|-----------|-----------|-----------|
1 | 7 | 5 | 3 | 15 |
| 0.336 | 0.417 | 1.225 | |
| 46.667% | 33.333% | 20.000% | 62.500% |
| 77.778% | 83.333% | 33.333% | |
| 29.167% | 20.833% | 12.500% | |
| 1.198 | 1.217 | -2.286 | |
-------------|-----------|-----------|-----------|-----------|
2 | 2 | 1 | 0 | 3 |
| 0.681 | 0.083 | 1.125 | |
| 66.667% | 33.333% | 0.000% | 12.500% |
| 22.222% | 16.667% | 0.000% | |
| 8.333% | 4.167% | 0.000% | |
| 1.116 | 0.356 | -1.434 | |
-------------|-----------|-----------|-----------|-----------|
3 | 0 | 0 | 6 | 6 |
| 2.250 | 1.500 | 6.250 | |
| 0.000% | 0.000% | 100.000% | 25.000% |
| 0.000% | 0.000% | 66.667% | |
| 0.000% | 0.000% | 25.000% | |
| -2.191 | -1.633 | 3.651 | |
-------------|-----------|-----------|-----------|-----------|
Column Total | 9 | 6 | 9 | 24 |
| 37.500% | 25.000% | 37.500% | |
-------------|-----------|-----------|-----------|-----------|
Note that the first argument to CrossTable(), 'x', can be either a
vector or a matrix, the latter if 'y' is unspecified.
HTH,
Marc Schwartz
______________________________________________
R-help@r-project.org mailing list
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.
