search for: vzorek

...t of 3 vectors, but you can easily to modify it for imput as three column data frame. Here are some explanations of terms used. I post it also to Rlist for future reference. operator is a person performing the task (lab worker, ...) - expected a factor, but is ok if numeric or character vector vzorek is sample analysed - expected a factor, but is ok if numeric or character vector vysledek is a result of analysis - expected numeric vector sigma is some coefficient DM is lower limit, HM is upper limit, toler is range either computed from DM and HM or set by you - addon from mentioned textbook p...

Dear all here is my data called "rglp" structure(list(vzorek = structure(1:17, .Label = c("179/1/1", "179/2/1", "180/1", "181/1", "182/1", "183/1", "184/1", "185/1", "186/1", "187/1", "188/1", "189/1", "190/1", "191/1"...

Dear all I am trying nlme together with Pinheiro/Bates book. I constructed grouped data object with suitable plotting layout (according to some common factor, panels from bottom to top are in increasing order). When I do nlme(... some stuff...) I get fitted object which I can plot with plot(augPred(fit.nlme6, level=0:1)) but it results in completely different ordering. Is there any way

Dear R users I use R (1.3.0) Windows version usually with connection to Excel sheets via RODBC Version: 0.8-2. Everything is OK until I use mixed data types (numeric and character) in one column. In that case I will get a particular column of data frame with NA's. Example vzorek lpas apas NA 51.240 20.26 NA 51.340 20.42 NA 49.770 22.05 RB 12 49.840 19.30 RB 12 49.880 19.32 But in actual Excel sheet instead of NA values were numbers 11 (numeric). I can modify elevens in Excel as let say RB 11 or something like that, but if there are more such columns...

Hello I have the following data frame which I read from an EXCEL file, and when i try to call one of its columns with a space in their names I am not being able to. For example if I do EURODOLLAR$ED1.Comdty Date I obtain the following error: Error: inesperado símbolo en "EURODOLLAR$ED1.Comdty Date" I have also tried using . or _ instead of the space and have obtained no succes. How do I