Thanks Mark and I am sorry that I forgot to adapt the Classe-vector. This should work now
library(methods) setClass("of") setAs("character", "of", function(from) as.ordered(from)) Classe72<-cclasses <- c(rep("factor", 55), rep("numeric",6), rep ("factor", 12)) TestPart<-read.table("TestPart.txt", header=TRUE,row.names=1, na.strings="NA" ,colClasses = Classe72) library(polycor) TestPart.hetcor<-hetcor(TestPart, use="complete.obs") Mark Difford wrote: > > Hi Birgitle, > > You need to get this right if someone is going to spend their time helping > you. Your code doesn't work: You have specified more columns in colClasses > than you have in the provided data set. > >> TestPart<-read.table("TestPart.txt", header=TRUE,row.names=1, >> na.strings="NA" ,colClasses = Classe81) > Error in scan(file, what, nmax, sep, dec, quote, skip, nlines, na.strings, > : > line 1 did not have 82 elements > >> TestPart<-read.table("TestPart.txt", header=TRUE,row.names=1, >> na.strings="NA") > Warning message: > In scan(file, what, nmax, sep, dec, quote, skip, nlines, na.strings, : > number of items read is not a multiple of the number of columns > >> length(names(TestPart)) > [1] 72 > >> length(Classe81) > [1] 82 > > That will never work. > > HTH, Mark. > > > Birgitle wrote: >> >> Sorry if this post should be long but I tried to give you a piece of my >> data to reproduce my error message using hetcor: >> >> Fehler in result$rho : $ operator is invalid for atomic vectors >> Zusätzlich: Warning messages: >> 1: In polychor(x, y, ML = ML, std.err = std.err) : >> 1 row with zero marginal removed >> 2: In polychor(x, y, ML = ML, std.err = std.err) : >> the table has fewer than 2 rows >> >> >> Error in result$rho : $ operator is invalid for atomic vectors >> Additional: Warning message: >> 1: In polychor(x, y, ML = ML, std.err = std.err) : >> 1 row with zero marginal removed >> 2: In polychor(x, y, ML = ML, std.err = std.err) : >> the table has fewer than 2 rows >> >> Use tab delimited data at the end of the post. >> Copy in Texteditor and save as TestPart.txt >> >> Then use the following code >> >> library(methods) >> setClass("of") >> setAs("character", "of", function(from) as.ordered(from)) >> >> Classe81<-cclasses <- c(rep("factor", 64), rep("numeric",6), rep ("of", >> 12)) >> >> TestPart<-read.table("TestPart.txt", header=TRUE,row.names=1, >> na.strings="NA" ,colClasses = Classe81) >> >> str(TestPart) >> >> library(polycor) >> >> TestPart.hetcor<-hetcor(TestPart, use="complete.obs") >> >> this will produce the above mentioned error message that I can not >> interprete. >> >> Would be great if somebody could help me to solve the problem. >> >> Thanks >> >> B. >> >> >> >> >> 1 2 3 4 7 8 9 10 12 >> 13 14 15 16 17 18 19 21 22 23 >> 25 27 28 29 30 31 33 >> 34 35 36 37 38 39 40 41 42 43 >> 44 45 46 47 48 49 50 51 52 53 >> 54 55 56 58 >> 59 60 61 62 63 64 65 66 67 68 >> 69 70 71 72 73 74 75 76 77 78 >> 79 80 >> AX 1 1 0 0 1 0 0 1 0 >> 0 0 0 0 0 0 1 0 1 0 >> 0 1 1 0 0 0 0 0 1 0 >> 0 0 1 0 0 0 >> 0 0 1 0 0 0 0 0 0 0 >> 0 0 1 1 0 0 1 0 1 25 >> 5 9 1 8.5 2.5 3 5 2 2 3 >> 3 1 1 1 >> 2 1 2 >> BX 1 1 0 0 1 0 0 1 NA >> NA NA 0 0 0 0 1 0 0 1 >> 0 0 1 0 NA NA NA NA NA >> NA NA >> NA 0 0 0 1 0 NA NA NA NA >> NA NA NA 0 0 0 0 1 1 0 >> 0 0 1 1 NA NA 6 1 3.25 >> 2.25 5 5 2 2 3 3 1 1 1 >> 1 1 1 >> CX 1 1 0 0 1 0 0 1 1 >> 0 0 0 1 0 1 0 0 1 0 >> 1 0 0 0 0 1 1 0 0 0 >> 0 0 0 1 0 0 >> 0 0 1 0 0 0 0 0 0 0 >> 0 1 0 0 0 0 1 0 0 15 >> 3.5 6 1 5.5 5.5 5 5 2 2 1 >> 2 1 1 >> 1 1 2 2 >> DX 1 1 0 0 1 0 0 1 0 >> 0 0 0 0 0 0 1 0 0 1 >> 0 0 1 0 0 1 0 1 0 0 >> 0 1 0 0 0 0 >> 1 1 0 0 0 0 0 0 0 0 >> 0 1 0 1 0 1 0 1 0 50 >> 17.5 7.5 2.5 8.5 5 5 5 2 2 2 >> 3 1 >> 1 1 1 3 3 >> EX 1 0 1 0 1 0 0 1 NA >> NA NA 0 0 0 1 1 0 1 1 >> 0 1 0 0 0 0 0 0 1 0 >> 0 0 0 1 0 >> 0 0 0 0 0 0 1 0 0 0 >> 0 0 1 0 1 0 0 0 1 0 >> NA NA 14.5 30 13 2.5 3 3 1 1 >> 4 4 >> 1 1 1 1 1 1 >> FX 1 0 1 0 1 0 0 1 0 >> 0 0 0 0 0 0 1 0 0 1 >> 0 1 0 0 0 1 1 1 0 0 >> 1 1 0 0 0 1 >> 1 1 0 0 0 1 0 0 0 0 >> 0 1 0 1 0 1 1 0 0 165 >> 25 11.5 15 12 6.5 5 5 1 1 3 >> 3 1 >> 1 1 1 4 5 >> GX 1 0 1 0 1 0 0 1 0 >> 0 1 0 0 0 0 1 1 1 0 >> 0 1 0 0 0 0 0 1 0 0 >> 1 1 0 1 0 0 >> 1 0 0 0 0 1 0 0 0 1 >> 0 0 0 0 0 1 0 1 0 40 >> 20 14.5 9.5 11 10 3 3 1 1 1 >> 3 1 >> 1 3 4 1 3 >> HX 1 1 0 0 1 0 0 1 0 >> 0 0 0 0 0 0 1 0 1 0 >> 0 1 0 0 NA NA NA NA NA >> NA NA NA >> NA NA NA NA NA 1 0 0 0 1 >> 0 0 0 0 0 0 0 1 1 1 >> 0 1 0 70 18.5 1 12.5 7.2 7.2 >> 5 5 2 2 3 3 3 3 1 1 >> 2 4 >> JX 1 0 1 0 1 0 0 1 0 >> 0 0 0 0 1 1 0 0 1 0 >> 1 0 0 0 0 1 0 1 0 0 >> 0 0 0 1 1 0 >> 0 0 0 0 0 1 0 0 1 0 >> 0 0 0 0 0 0 0 1 0 65 >> 9 11 18 4.5 3.75 1 3 2 3 2 >> 2 1 1 >> 1 1 2 2 >> KX 1 0 1 0 1 0 0 1 NA >> NA NA 0 0 1 0 0 0 0 1 >> 0 1 0 0 0 0 0 1 1 0 >> 0 1 0 0 1 >> 1 0 0 1 0 0 0 0 0 0 >> 0 0 0 1 0 0 0 1 0 0 >> NA NA 4.25 4.5 2.1 1.6 3 3 2 2 >> 2 >> 3 1 1 1 2 1 1 >> LX 1 0 0 1 1 0 0 1 0 >> 1 0 0 0 0 1 0 0 0 1 >> 1 0 0 0 0 0 0 0 1 1 >> 0 0 1 1 0 0 >> 0 0 1 0 0 0 0 0 0 1 >> 0 0 1 0 0 0 0 1 0 80 >> 32.5 13 4 8.5 5.25 2 3 3 3 3 >> 3 1 >> 1 1 1 3 4 >> MX 1 1 0 0 1 0 0 1 0 >> 0 0 0 0 0 1 1 0 1 0 >> 0 1 0 0 0 0 1 0 0 0 >> 0 0 0 0 0 1 >> 0 0 0 0 0 1 0 1 1 0 >> 0 0 0 0 0 0 0 0 1 45 >> 7.5 14 1 11 5.5 3 4 2 2 3 >> 3 1 1 >> 1 1 2 3 >> NX 1 1 0 0 1 0 0 1 0 >> 0 0 0 0 0 1 0 0 1 0 >> 0 1 1 0 0 0 1 0 0 0 >> 0 0 0 0 0 1 >> 0 0 0 0 0 1 0 0 1 0 >> 0 0 0 0 0 0 0 0 1 42.5 >> 12.5 17.5 1 11 NA 5 5 2 2 3 >> 3 >> 1 1 1 1 1 2 >> OX 1 1 0 0 1 0 0 1 NA >> NA NA 0 0 0 0 1 0 0 1 >> 0 1 0 1 0 1 1 0 0 0 >> 0 0 0 0 0 >> 1 0 0 0 0 0 1 0 0 0 >> 1 0 0 1 0 0 0 0 0 1 >> NA NA 25 1 25 NA 3 4 1 2 >> 3 3 1 1 >> 3 3 1 1 >> PX 1 1 0 0 1 0 0 1 0 >> 0 0 0 0 0 0 1 0 1 1 >> 0 0 1 0 0 1 1 0 0 0 >> 0 0 0 0 0 1 >> 0 0 0 0 0 1 0 0 1 1 >> 0 0 0 0 0 0 0 0 1 42.5 >> 11.5 21.5 2 25 NA 4 5 2 2 3 >> 3 >> 1 1 1 2 1 2 >> QX 1 1 0 0 1 0 0 1 NA >> NA NA 0 0 0 1 1 0 0 1 >> 1 0 0 0 0 1 1 1 0 0 >> 0 0 0 0 0 >> 1 0 0 1 0 0 1 0 0 1 >> 1 0 0 0 0 0 0 0 0 1 >> NA NA 27.5 1.5 19 NA 3 3 2 2 >> 3 3 >> 1 1 1 2 1 1 >> RX 1 1 0 0 1 0 0 1 NA >> NA NA 0 0 0 0 1 0 1 0 >> 0 0 1 0 0 0 1 0 0 0 >> 0 0 0 0 0 >> 1 0 0 0 0 0 1 0 0 1 >> 1 0 0 0 0 0 0 0 0 1 >> NA NA 30 1 24 NA 3 4 2 2 >> 3 3 1 1 >> 3 3 1 1 >> SX 1 1 0 0 1 0 0 1 0 >> 0 1 0 0 0 1 1 0 1 0 >> 1 0 1 0 0 0 1 0 0 0 >> 0 0 0 0 0 1 >> 0 0 0 0 0 1 0 0 1 0 >> 0 0 0 0 0 0 0 0 1 47.5 >> 20 22.5 2 15 NA 5 5 2 2 3 >> 3 1 >> 1 1 1 2 2 >> TX 1 1 0 0 1 0 0 1 0 >> 0 0 0 0 0 1 0 0 1 0 >> 1 0 0 0 0 0 1 0 0 0 >> 0 0 0 0 0 1 >> 0 0 0 0 0 1 0 0 1 0 >> 0 0 0 0 0 0 0 0 1 40 >> 11 15 1.5 11.5 NA 5 5 2 3 3 >> 3 1 >> 1 1 1 2 2 >> UX 1 1 0 0 1 0 0 1 0 >> 0 0 0 0 0 0 1 0 0 1 >> 1 0 0 0 0 1 1 0 0 0 >> 0 0 0 0 0 1 >> 0 0 1 0 0 1 0 0 1 1 >> 0 0 0 0 0 0 0 0 1 65 >> 35 39 2.5 20 NA 3 4 2 2 3 >> 3 1 1 >> 2 2 1 2 >> VX 1 1 0 0 1 0 0 1 0 >> 0 0 0 0 0 1 1 0 0 1 >> 1 0 0 0 0 0 1 0 0 0 >> 0 0 0 0 0 1 >> 0 0 0 0 0 1 0 0 1 1 >> 0 0 0 0 0 0 0 0 1 85 >> 10.5 19.5 1.5 13.5 NA 5 5 2 3 3 >> 3 1 1 2 2 2 2 >> WX 1 1 0 0 1 0 0 1 0 >> 0 0 0 0 0 0 1 0 1 1 >> 1 0 0 0 0 0 1 1 0 0 >> 0 0 0 0 0 1 >> 0 0 0 0 0 1 0 0 1 0 >> 0 0 0 0 0 0 0 0 1 155 >> 18 30 2 17.5 NA 5 5 2 3 3 >> 3 1 1 >> 1 2 2 3 >> XX 1 1 0 0 1 0 0 1 0 >> 0 0 0 0 0 0 1 0 1 0 >> 1 0 0 0 0 0 1 0 0 0 >> 0 0 0 0 0 1 >> 0 0 0 0 0 1 0 0 1 0 >> 0 0 0 0 0 0 0 0 1 90 >> 10.5 25 1 19 NA 5 5 2 2 3 >> 3 1 1 >> 1 1 2 3 >> YX 1 1 0 0 1 0 0 1 NA >> NA NA 0 0 0 0 1 0 0 1 >> 1 1 1 0 0 0 1 0 1 0 >> 0 0 0 0 0 >> 1 0 0 1 0 0 1 0 0 1 >> 1 0 0 0 0 0 0 0 0 1 >> NA NA 30 2.5 20.25 NA 3 3 2 2 >> 3 3 >> 1 1 2 2 1 1 >> ZX 1 1 0 0 1 0 0 1 0 >> 0 0 0 0 0 0 1 0 0 1 >> 0 0 1 0 0 0 0 0 1 0 >> 0 0 1 1 0 0 >> 0 0 0 0 0 1 0 0 0 0 >> 0 1 0 0 0 0 0 0 1 105 >> 25 37.5 1 37.5 2.25 5 5 2 3 3 >> 3 >> 1 1 1 1 2 2 >> AY 0 1 1 0 1 1 1 0 1 >> 0 0 0 0 0 0 1 0 1 1 >> 0 0 1 0 1 0 1 0 0 0 >> 0 0 0 0 0 1 >> 1 0 1 0 0 0 0 0 0 0 >> 0 0 1 1 0 0 1 0 0 85 >> 6.5 11.5 3 11.5 3.25 5 5 2 2 3 >> 4 >> 1 1 1 2 2 4 >> BY 0 0 1 0 1 0 1 0 0 >> 1 0 0 0 0 0 1 0 1 0 >> 1 0 1 0 0 1 0 1 0 0 >> 0 0 0 1 1 0 >> 0 0 1 0 0 1 0 0 0 0 >> 0 1 1 0 0 0 0 1 0 38 >> 10 6.5 8 3 2.5 4 5 2 2 2 >> 3 1 1 1 >> 2 2 3 >> CY 0 1 0 0 0 1 1 0 1 >> 0 0 0 1 1 1 1 0 1 0 >> 0 1 0 0 1 1 0 0 0 0 >> 0 1 0 1 1 1 >> 1 1 1 0 0 0 0 0 0 0 >> 0 1 0 1 0 0 1 0 0 15 >> 3.5 5 1.5 3.25 3.5 5 5 2 3 2 >> 2 1 >> 1 1 1 2 2 >> DY 0 1 0 0 0 1 0 1 0 >> 1 0 0 0 0 0 1 0 0 1 >> 0 0 1 0 NA NA NA NA NA >> NA NA NA >> NA NA NA NA NA 1 0 0 0 0 >> 0 0 0 0 1 0 0 1 0 0 >> 1 0 0 70 20 NA NA 5.5 3.5 5 >> 5 3 3 3 3 3 3 1 1 9 >> 9 >> EY 0 0 0 1 1 0 0 1 1 >> 0 0 0 0 0 0 1 0 1 0 >> 0 1 0 0 0 1 0 0 0 0 >> 0 0 0 1 0 0 >> 0 0 0 0 0 1 0 0 0 0 >> 0 0 0 1 0 0 0 1 0 20 >> 7 8 25 5.5 3.25 3 3 3 3 3 >> 3 1 1 >> 1 1 2 2 >> FY 0 0 0 1 1 0 0 1 0 >> 1 0 0 0 0 0 1 0 0 1 >> 0 1 0 0 0 1 0 1 0 0 >> 0 0 0 0 1 1 >> 1 1 0 0 0 1 0 0 0 0 >> 0 1 0 1 0 0 0 1 0 150 >> 25 13 24 11.5 4.5 5 5 3 3 4 >> 4 1 >> 1 1 1 5 6 >> GY 0 0 0 1 1 0 0 1 1 >> 0 0 0 0 0 0 1 0 0 1 >> 0 1 0 0 0 1 0 1 0 0 >> 0 0 0 1 0 0 >> 0 0 0 0 0 1 0 0 0 1 >> 0 0 0 0 0 0 0 1 0 50 >> 15 12.5 17.5 8.5 5.75 3 3 3 3 2 >> 3 1 1 1 1 2 3 >> HY 0 1 0 0 0 1 0 1 0 >> 1 0 0 0 0 0 1 0 1 0 >> 0 1 0 0 0 1 0 0 0 0 >> 0 0 0 0 1 0 >> 1 1 0 0 0 0 0 0 0 0 >> 0 0 0 1 0 0 0 1 0 110 >> 15 9.5 7.5 11 3.35 5 5 3 3 4 >> 4 >> 3 3 1 1 4 5 >> JY 0 0 0 1 1 0 0 1 1 >> 1 0 0 1 1 0 0 0 1 0 >> 1 0 0 0 0 0 1 0 1 0 >> 0 0 0 1 0 0 >> 0 0 1 0 0 0 1 0 0 0 >> 0 0 1 0 0 0 0 1 0 60 >> 11.5 10 30 3.25 3.75 3 3 2 2 1 >> 1 >> 1 1 1 1 2 3 >> KY 0 0 0 1 1 0 0 1 NA >> NA NA 1 0 1 0 0 1 0 1 >> 0 1 1 0 1 1 0 1 0 0 >> 0 0 0 0 0 >> 1 0 0 1 1 0 0 0 0 0 >> 0 0 0 1 0 0 0 1 0 1 >> NA NA 6.5 23 2.25 1 1 2 2 2 >> 3 3 1 >> 1 2 2 2 2 >> LY 0 0 1 0 1 0 0 1 0 >> 1 0 0 0 0 1 0 0 1 0 >> 1 1 0 0 0 1 0 1 0 0 >> 0 0 0 1 0 0 >> 0 0 1 0 0 0 0 0 0 0 >> 0 1 1 0 0 0 1 0 0 52.5 >> 20 11 5 6.25 4.25 2 2 2 2 3 >> 3 >> 1 1 1 1 2 4 >> MY 0 1 1 0 0 1 0 1 0 >> 1 0 0 1 1 0 0 0 0 1 >> 0 1 0 0 0 0 0 1 1 0 >> 0 0 0 1 0 0 >> 0 0 0 1 0 0 1 0 0 0 >> 0 1 0 0 0 0 1 0 0 60 >> 15 3 15 1.5 1.25 5 5 2 2 2 >> 2 1 1 >> 1 1 6 6 >> NY 0 0 1 0 0 1 0 1 0 >> 1 0 0 0 0 1 1 0 1 1 >> 0 1 1 0 0 0 1 1 0 0 >> 1 0 0 1 0 0 >> 0 0 0 0 0 1 0 0 0 0 >> 0 1 0 0 0 0 1 0 0 50 >> 14 3.75 25 2.85 2.4 5 5 2 2 1 >> 2 >> 1 1 1 1 5 6 >> OY 0 0 1 0 0 1 0 1 0 >> 1 0 0 0 0 0 1 0 0 1 >> 0 0 1 0 0 0 0 1 0 0 >> 1 0 0 1 0 1 >> 0 0 0 0 0 1 0 0 0 0 >> 0 0 1 0 0 0 1 0 0 45 >> 14 4 15 2.75 1.75 5 5 2 2 2 >> 3 1 >> 1 2 3 5 5 >> PY 0 0 1 1 0 1 0 1 0 >> 1 0 0 0 0 0 1 0 0 1 >> 0 0 1 0 0 0 0 1 0 0 >> 1 0 0 1 1 1 >> 0 0 0 0 0 1 0 0 0 0 >> 0 0 1 0 0 0 1 0 1 60 >> 18.5 3.75 15 2.75 2.1 5 5 2 2 2 >> 3 1 1 1 2 4 6 >> QY 0 0 1 0 0 1 0 1 0 >> 1 0 0 0 1 1 1 0 0 1 >> 1 0 1 0 0 1 1 1 0 0 >> 0 0 0 0 1 1 >> 0 0 0 0 0 1 0 0 0 0 >> 0 1 1 0 0 0 0 0 1 290 >> 90 8.5 22.5 2.75 2.25 5 5 2 2 2 >> 3 1 1 1 2 7 7 >> RY 0 0 1 0 0 1 0 1 0 >> 1 0 0 0 0 0 1 0 0 1 >> 0 0 1 0 0 0 0 1 0 0 >> 1 0 0 1 1 1 >> 0 0 0 0 0 1 0 0 0 0 >> 0 0 1 0 0 0 0 1 0 55 >> 15.5 7.5 14 7 2.25 5 5 2 2 3 >> 3 1 >> 1 2 3 2 4 >> SY 0 0 1 0 0 1 0 1 0 >> 1 0 0 0 0 0 1 0 0 1 >> 1 0 0 0 0 0 0 0 0 0 >> 1 0 0 1 0 0 >> 0 0 0 0 0 1 0 0 0 0 >> 0 1 1 0 0 0 0 1 0 55 >> 20 5.5 30 4.5 2.5 5 5 2 2 3 >> 3 1 >> 1 1 1 4 5 >> TY 0 0 1 0 0 1 0 1 0 >> 1 0 0 0 0 0 1 0 0 1 >> 0 1 1 0 0 0 0 1 0 0 >> 1 0 0 1 1 0 >> 0 0 0 0 0 1 0 0 0 0 >> 0 1 0 0 0 0 1 0 0 40 >> 15 4.5 25 2.75 1.75 5 5 2 2 3 >> 3 >> 1 1 1 1 4 6 >> UY 0 0 1 0 0 1 0 1 0 >> 1 0 0 0 0 1 1 0 0 1 >> 1 0 0 0 0 0 1 1 0 0 >> 1 0 0 1 0 1 >> 0 0 1 0 1 1 0 0 0 0 >> 0 1 1 0 0 0 0 1 0 200 >> 27.5 6.5 25 2.45 2.25 5 5 2 2 2 >> 3 1 1 1 2 7 7 >> VY 0 0 1 0 0 1 0 1 0 >> 1 0 0 0 0 1 1 0 0 1 >> 1 0 1 0 0 1 0 1 0 0 >> 1 0 0 1 1 1 >> 0 0 0 0 0 1 0 0 0 0 >> 0 0 1 1 0 0 0 1 0 135 >> 17.5 5.5 17.5 2.75 2.25 5 5 2 2 >> 2 3 1 1 1 2 5 7 >> WY 0 0 1 0 0 1 0 1 0 >> 1 0 0 0 0 0 1 0 0 1 >> 1 0 0 0 0 1 0 1 0 0 >> 1 1 0 1 0 1 >> 1 0 0 0 0 1 0 0 0 0 >> 0 0 1 0 0 0 1 0 1 240 >> 35 5.5 14 3.25 2.75 5 5 2 2 2 >> 3 >> 1 1 1 2 7 7 >> XY 0 0 1 0 0 1 0 1 0 >> 1 0 0 0 0 1 1 0 0 1 >> 1 0 0 0 0 0 1 0 0 0 >> 1 0 0 1 0 0 >> 0 0 0 0 1 1 0 0 0 0 >> 0 0 1 0 0 0 1 0 0 175 >> 27.5 4 10.5 2.5 1.875 5 5 2 2 2 >> 2 1 1 1 1 6 7 >> YY 0 0 1 0 0 1 0 1 0 >> 1 0 0 0 0 1 1 0 0 1 >> 1 0 1 0 0 1 1 1 0 0 >> 0 0 0 0 0 1 >> 0 0 0 0 0 1 0 0 0 0 >> 0 1 1 0 0 0 0 0 1 230 >> 42.5 5.6 25 2.5 2.5 5 5 2 2 2 >> 2 >> 1 1 1 2 5 7 >> ZY 0 1 0 0 0 1 0 1 0 >> 1 0 0 0 0 1 0 0 1 0 >> 0 0 1 0 0 0 0 0 0 0 >> 0 1 0 0 0 0 >> 1 1 0 0 0 0 0 0 0 0 >> 0 0 0 1 0 0 0 0 1 115 >> 35 10.5 20 7.5 6.5 5 5 1 1 3 >> 3 >> 1 1 1 >> >> >> >> >> >> >> >> >> >> >> >> > > ----- The art of living is more like wrestling than dancing. (Marcus Aurelius) -- View this message in context: http://www.nabble.com/Problems-using-hetcor-%28polycor%29-tp18867343p18868591.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.