Given a sample data frame: C1<-c(3,2,4,4,5) C2<-c(3,7,3,4,5) C3<-c(5,4,3,6,3) DF<-data.frame(ID=c("A","B","C","D","E"),C1=C1,C2=C2,C3=C3) DF I
I'm trying to create dynamically create tabbed output of skim() results in a R Notebook, but the output format comes out all funky. I'm using the asis results o
I have a data set with 2 million lines, so loops are not an option. The problem is about as follows: Each line is a transaction by a person. A person can have m
I have an ordinal variable with the following categories very favorable (1) somewhat favorable (2) somewhat unfavorable (3) very unfavorable (4) don't know (8)
I am working on a dataframe df that has thousands of rows of junk data in which the first number is to be extracted despite irregular delimiter: dummy_numbers =
I would like to see if it is possible to use the aggregate function to find the mean for values from Sep. to Oct. of multiple years. I would like to compare the
I was wondering if there was a way to retrieve the data from a model built from the BART package in R? It seems to be possible using other bart packages, such a
Does anyone know how to extract alpha diversity outputs from the estimate_richness() function from the phyloseq package? I am having a hard time finding the cor
I just started to use RStudio with Python (up to now everything works) and I wonder if there is a preferred way to run scripts such as my small Test.py containi
I'm a newbie in R. Is there anyone who can help me? I import a CSV of extract of stackoverflow data from, s <- read_csv("https://www.ics.uci.edu/~duboisc/sta
I am attempting to take a fairly large dataframe of comments from a survey and use grep to identify comments that contain one of a list of keywords index <-
I have a dataframe with numbers that I need to format. How do I add leading zeroes to only numbers that starts with 6? All examples seen using str_pad() or spri
Up until now I find any problem I have has been had and posted here already, but this time I'm really at a loss. I am running grep in R to look for a list of re
The code is as follows; Supplier_List <- data.frame(companies = c("company1","company2","company3")) Streamed_Tweets <- purrr::map_df(Supplier_List$compa
I am trying to fit an xgboost model using the native pseudo-Huber loss reg:pseudohubererror. However, it doesn't seem to be working since nor the training nor t
this is not a very good title for the question. I want to sum across certain columns in a data frame for each group, excluding one column for each of my groups.
I have a data frame with multiple similar sequences in which column Z has a string pattern containing "VALUE1" and "VALUE2" (only these two patterns matter) and
I am trying to plot a path diagram of a Structural Equation Model(SEM) in R. I was able to plot it using semPlot::semPaths(). The output is similar to The SEM
I have a dataset that I need to track customers spending week by week based on the store. store <- c(1,2,3,4,5,6,1,2,3,4,5,6) week <- c(1,1,1,1,1,1,2,2,2,
I am exporting data from a CSV file that has two columns. One has time and the other has power. The time columns has the time in two different formats: mm-dd-yy