If I understand you correctly, one way is:
> z <- rep(LETTERS[1:3],4)
> z
[1] "A" "B" "C" "A" "B" "C" "A" "B" "C" "A" "B" "C"
> z[!duplicated(z)]
[1] "A" "B" "C"
?duplicated
-- Bert
Bert Gunter
"The trouble with having an open mind is that people keep coming along
and sticking things into it."
-- Opus (aka Berkeley Breathed in his "Bloom County" comic strip )
On Tue, Apr 25, 2017 at 9:36 AM, <g.maub...@weinwolf.de> wrote:
> Hi All,
>
> in my current project I am working with multiple-response questions
> (MRSets):
>
> -- Coding --
> 100 Main Code 1
> 110 Sub Code 1.1
> 120 Sub Code 1.2
> 130 Sub Code 1.3
>
> 200 Main Code 2
> 210 Sub Code 2.1
> 220 Sub Code 2.2
> 230 Sub Code 2.3
>
> 300 Main Code 3
> 310 Sub Code 3.1
> 320 Sub Code 3.2
>
> The coding for the variables is to detailed. Therefore I have recoded all
> sub codes to the respective main code, e.g. all 110, 120 and 130 to 100,
> all 210, 220 and 230 to 200 and all 310, 320 and 330 to 300.
>
> Now it happens that some respondents get several times the same main code.
> If the coding was done for respondent 1 with 120 and 130 after recoding
> the values are 100 and 100. If I count this, it would mean that I weight
> the multiple values of this respondent by factor 2. This is not my aim. I
> would like to count the 100 for the respective respondent only once.
>
> Here is my script so far:
>
> # -- cut --
>
> library(expss)
>
> d_sample <-
> structure(
> list(
> c05_01 = c(
> 110,
> 110,
> 130,
> 110,
> 110,
> 110,
> 110,
> 110,
> 110,
> 110,
> 110,
> 999,
> 110,
> 495,
> 160,
> 110,
> 410
> ),
> c05_02 = c(NA,
> NA, 120, NA, NA, 150, NA, NA, 170, 160, NA, NA, NA, NA,
> 170,
> NA, 130),
> c05_03 = c(NA, NA, NA, NA, NA, NA, NA, NA, NA, 410,
> NA, NA, NA, NA, NA, NA, NA),
> c05_04 = c(
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_
> ),
> c05_05 = c(
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_
> )
> ),
> .Names = c("c05_01",
> "c05_02", "c05_03", "c05_04", "c05_05"),
> row.names = c(
> "1",
> "2",
> "3",
> "4",
> "5",
> "10",
> "11",
> "12",
> "13",
> "14",
> "15",
> "20",
> "21",
> "22",
> "23",
> "24",
> "25"
> ),
> class = "data.frame"
> )
>
> c05_xx_r01 <- d_sample %>%
> select(starts_with("c05_")) %>%
> recode(c(
> 110 %thru% 195 ~ 100,
> 210 %thru% 295 ~ 200,
> 310 %thru% 395 ~ 300,
> 410 %thru% 495 ~ 400,
> 510 %thru% 595 ~ 500,
> 810 %thru% 895 ~ 800,
> 910 %thru% 999 ~ 900))
> names(c05_xx_r01) <- paste0("c05_0", 1:5, "_r01")
> d_sample <- cbind(d_sample, c05_xx_r01)
>
> # -- cut --
>
> I would like to eliminate all duplicates codes, e. g. 100 and 100 for
> respondents in row 3, 6, 13, 14 and 15 to 100 only once:
>
> # -- cut --
> d_sample_1 <-
> structure(
> list(
> c05_01 = c(
> 110,
> 110,
> 130,
> 110,
> 110,
> 110,
> 110,
> 110,
> 110,
> 110,
> 110,
> 999,
> 110,
> 495,
> 160,
> 110,
> 410
> ),
> c05_02 = c(NA,
> NA, 120, NA, NA, 150, NA, NA, 170, 160, NA, NA, NA, NA,
> 170,
> NA, 130),
> c05_03 = c(NA, NA, NA, NA, NA, NA, NA, NA, NA, 410,
> NA, NA, NA, NA, NA, NA, NA),
> c05_04 = c(
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_
> ),
> c05_05 = c(
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_,
> NA_real_
> ),
> c05_01_r01 = c(
> 100,
> 100,
> 100,
> 100,
> 100,
> 100,
> 100,
> 100,
> 100,
> 100,
> 100,
> 900,
> 100,
> 400,
> 100,
> 100,
> 400
> ),
> c05_02_r01 = c(NA, NA, NA, NA, NA, NA, NA, NA,
> NA, NA, NA, NA, NA, NA, NA, NA, 100),
> c05_03_r01 = c(NA, NA,
> NA, NA, NA, NA, NA, NA, NA, 400, NA, NA, NA, NA, NA,
> NA, NA),
> c05_04_r01 = c(NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA,
> NA, NA, NA, NA, NA, NA),
> c05_05_r01 = c(NA, NA, NA, NA, NA,
> NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA)
> ),
> .Names = c(
> "c05_01",
> "c05_02",
> "c05_03",
> "c05_04",
> "c05_05",
> "c05_01_r01",
> "c05_02_r01",
> "c05_03_r01",
> "c05_04_r01",
> "c05_05_r01"
> ),
> row.names = c(
> "1",
> "2",
> "3",
> "4",
> "5",
> "10",
> "11",
> "12",
> "13",
> "14",
> "15",
> "20",
> "21",
> "22",
> "23",
> "24",
> "25"
> ),
> class = "data.frame"
> )
>
> # -- cut --
>
> How could I achieve this?
>
> Kind regards
>
> Georg
>
> ______________________________________________
> 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
> 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.
