Say I have this data.frame The columns are mutually exclusive. I need to generate the output I've tried to to it with data.table fifelse but it ...

I want to remove rows which has all NAs after using group_by. here is a sample dataset: i want to groupby Col1 and remove rows if column values are ...

I am trying to set values in a data frame to NA based on the corresponding value in the next column. Here's an example where I'm trying to update the ...

I am faced with a problem I cannot quite figure out and I hope that someone might be able to help me with this. Its probably super easy but I am strug ...

I have a data frame with a date column with some missing values: I want to fill in the NA dates thus: fill with next non-NA, upwards subtract ...

I am currently working with survey data with 250 columns. A sample of my data looks like this: I have created a function to loop through all 250 co ...

I am trying web scraping with R (rvest) for the first time. I am trying to replace missing values with 'NA' but it doesn't seem to work at all. Can yo ...

I have a dataframe with 5 binary variables (TRUE or FALSE, but represented as 0 or 1 for convenience) which can have missing values: df <- data.fr ...

I am working on a beginner's case study, and I have uploaded the relevant data in R. But there is an issue when I checked the data types in multiple c ...

Consider a dataset: Here is the same dataset for a visual representation: The desired actions: if sum is between, then mean (example: sequen ...

I'm having a problem where I want to mutate two variables with values 0, 1 and NA into a new variable with the sum of 0 and 1, however, R in my case c ...

I am trying to implement random forest (RF) regression using the ranger package in R, but I am getting this error: Error: Missing data in columns: pop ...

I have a dataframe with different columns, one of which tells me if data in other columns can be "trusted" or not, containing a "yes" or a no" (column ...

I have a data frame that looks like: I want it to look like this: I have solved with a while-loop, but was looking for a more R-like solution. ...

I was just wondering what could be happening here. I tried reinstalling the package, but for some reason, wordcountaddin by benmarwick is still produc ...

I'd like to remove rows with NA in any one of the columns in a vector of column names. Here's a simplified example with just a couple of columns. ...

I have a dt.2 with columns including a, b, c, x, d and e. Some columns actually have the same meaning and could be used for imputation. For example, a ...

An alternative title to this question is: When is an NA date not an NA? Answer: when it is infinity formatted as a date. Converting infinity to a dat ...

For my example, I have 2 columns A,B in Google Sheet Column A with list of Stocks symbols like AAPL, IBM, etc.... Column B with simple formula of GOOG ...

I have data.frame(col1 = 1:4, col2 = c(NA,1,2,3), col3 = 5:8) and want to create extra columns which is based on computations involving the other c ...