similar to: mean and sd for a Dataframe

Displaying 20 results from an estimated 10000 matches similar to: "mean and sd for a Dataframe"

2011 Jan 31
5
Finding a Diff within a Dataframe columns
Hi, I have a Dataframe. A B C D 0.1 0.7 0.9 0.8 0.20 0.60 0.80 0.70 0.40 0.80 0.70 0.76 I need a resultant dataframe (A-B) (C-D) -0.6 0.1 -0.40 0.1 -0.40 -0.06 Any suggestion would be of a great help Thanks Ramya -- View this message in context: http://r.789695.n4.nabble.com/Finding-a-Diff-within-a-Dataframe-columns-tp3247943p3247943.html Sent from
2009 Dec 03
2
Dataframe help
Hi there I have two dataframes Dataframe_1 column_1 colum_2 121 12345 145 1675 167 2765 Dataframe_2 column_1 column2 121 abc 345 lmn 167 efg I want a resulting dataframe 121 12345 abc 167 2765 efg how do i go abt it Ramya -- View this message in context: http://n4.nabble.com/Dataframe-help-tp947934p947934.html Sent from the R
2008 Sep 17
3
selecting dataframe values that are not nulls
Hi, I have a dataframe with 14319rows and 9 colums. for some rows there are null values.I want a dataframe without these null values.I wanna select only those that have values !=NA. kindly let me know how to do that. Ramya -- View this message in context: http://www.nabble.com/selecting-dataframe-values-that-are-not-nulls-tp19537093p19537093.html Sent from the R help mailing list archive at
2011 Jan 28
1
Boxplot
Hi, I have 25 normal and 25 tumor samples and generated 50 boxplots one for each Is there a possibility to alternate the colors for the boxplots Green Red Green Red. Example: A B C D 10 23 23 34 20 24 24 30 20 2434 34 this would generate 4 boxplot one for each. I want the boxplot for A in Green while B in Red and alternated all the way till the end Data I am working on. a =
2008 Nov 25
2
dataframe
hi there I have a dataframe abc 123 345 abc 345 456 lmn 567 345 hkl 568 535 lmn 096 456 lmn 768 094 i want the uniques of column 1 and there corresponsing column 2 and 3 output abc 123 345 lmn 567 345 hkl 568 535 cbind(DF1[,1],DF1[which(unique(DF1[,1]),c(2,3)]) but didnt work kindly let me know how to go abt it ramya -- View this message in context:
2008 Nov 05
3
Dataframe help
Hi there, I have a dataframe length.unique.info > length.unique.info abc 12 345 def 16 550 lmn 6 600 I want those names that fall under the condition (length.unique.info[,2][i] <=5 && length.unique.info[,3][i] >=500) abcder<-length.unique.info[which(length.unique.info[,2][i] <=5 && length.unique.info[,3][i] >= 500),1] will "&&" look for
2006 May 13
2
What does it mean to be "masked from data" when attaching? (Newbie question)
I have several data frames, each with six variables and several hundred cases broken out from a larger dataframe by eleven values of a factor called "Division". I have to perform the same analysis on each one. I would like to do it by creating a data frame called data2 eleven times, once with data corresponding to each value of the factor, and performing the same analysis on each of
2008 Sep 17
5
inserting values for null
I have a dataframe D.F1 >dim (D.F1) 14351 9 This dataframe has values and for some 1000 rows it holds NULL values.I hace found the missing values for about 500 and have those in another dataframe D.F.sub.2 >dim(D.F.sub.2) 500 9 as dataframe is a subset of D.F1 the coulmn 1 in D.F.sub.2 is a subset of D.F1.I have to insert the values in D.F1 in other fields while the coulmn 1 in both
2011 Oct 22
1
Data frame manipulation by eliminating rows containing extreme values
Dear All, I have got the limits for removing extreme values for each variables using following function . f=function(x){quantile(x, c(0.25, 0.75),na.rm = TRUE) - matrix(IQR(x,na.rm = TRUE) * c(1.5), nrow = 1) %*% c(-1, 1)} #Example: n <- 100 x1 <- runif(n) x2 <- runif(n) x3 <- x1 + x2 + runif(n)/10 x4 <- x1 + x2 + x3 + runif(n)/10 x5 <-
2008 Sep 05
3
comparing two files
Hi there I have two object on is a vector T and the other is dataframe C. vector T has more no of rows when comapred with a dataframe Ccolumn[,2].I want to find the the missing rows in dataframe C.That is those values that are not matchig in dataframe C[,2] Kindly give me suggestion on how to go about it. Ramya -- View this message in context:
2008 Jun 24
9
R help
Dear Sir/Madam, I found your email address and your correspondence with R-users. I hope you could help me with this question about the function "ur.ers" in the package of "urca". It is an improved unit root test (Elliott et al. 1996 Econometrica). Do you know how to extract the value of the test statistic from the output? The only thing I can get is the print-out of all
2008 Jul 21
3
vector help
hi I have vector test. It has 3 elements. I want to join the three into one vector. "Geneset=HSA04910_INSULIN_SIGNALING_PATHWAY-157- 20". how can i do it. > class(test) [1] "character" > test [1] "Geneset=HSA04910_INSULIN_SIGNALING_PATHWAY" "157" [3] "20" Ramya --
2008 Oct 09
3
LIST HELP
Hi, I have a list(A1) of dataframe and a vector containing a 22 list names. list(A1) abc l m n p q r dce e g h l k m kpo a d c also i have a vector of list names. abc,dce similarly i have 22 elements. I wanna delete or want a list without the list elements whoes name match up the vector. my result should be kpo a d c. i tried lapply it is in working in the way i want. Kindly help me
2008 Jul 28
2
writing the plots
hi there, I want to write the plots in the pdfs and the details about the graph in a seperate notepad. plot(as.numeric(lapply(resultgenes,length)), main= "Geneset.gene#.bias.test",xlab="Top.Ranked.Genesets", ylab="gene.number.per.geneset") lines(loess.smooth(c(1:1000),as.numeric(lapply(resultgenes,length)), span = 2/3, degree = 1, family =
2023 Jun 11
1
Problem with filling dataframe's column
Dear Rui; Many thanks for your email. I used one of your codes, "data2$LU[which(data2$Layer == "Level 12")] <- "Park"", and it works correctly for me. Actually I need to expand the codes so as to consider all "Levels" in the "Layer" column. There are more than hundred levels in the Layer column. If I use your provided code, I have to write it
2023 Jun 11
1
Problem with filling dataframe's column
?s 22:54 de 11/06/2023, javad bayat escreveu: > Dear Rui; > Many thanks for your email. I used one of your codes, > "data2$LU[which(data2$Layer == "Level 12")] <- "Park"", and it works > correctly for me. > Actually I need to expand the codes so as to consider all "Levels" in the > "Layer" column. There are more than hundred
2023 Jun 11
1
Problem with filling dataframe's column
?s 21:05 de 11/06/2023, javad bayat escreveu: > Dear R users; > I am trying to fill a column based on a specific value in another column of > a dataframe, but it seems there is a problem with the codes! > The "Layer" and the "LU" are two different columns of the dataframe. > How can I fix this? > Sincerely > > > for (i in 1:nrow(data2$Layer)){ >
2008 Aug 05
4
PDF append help
hi there, Is there any function to append the pdf file. I want to write in a pdf file some 100 plots(in one single pdf containing 100 plots) while all the plot are created using a for loop. I can create 100 pdf one for each for each plot using a for loop but i want only one pdf with 100 plots. Ramya -- View this message in context:
2008 Jul 11
3
List help
hi, I need to remove the list that does not have any values.Do suggest me the way to do it. result<- list() > head(result) [[1]] [,1] [,2] [,3] [[2]] [,1] [,2] [,3] [[3]] [,1] [,2] [,3] [[4]] [,1] [,2] [,3] [[5]] [,1] [,2] [,3] [1,] "HIGD1C" "SNP_A-2058537" "4" [2,] "HIGD1C" "SNP_A-1955347"
2011 May 20
3
Adding a numeric to all values in the dataframe
Hi there I just want to add 2 to all the values in dataframe. I tried using sapply but it seem to die all the time. Any help would be appreciated. Thanks Ramya -- View this message in context: http://r.789695.n4.nabble.com/Adding-a-numeric-to-all-values-in-the-dataframe-tp3537594p3537594.html Sent from the R help mailing list archive at Nabble.com.