Extracting an xtabs subarray from an array given condition in R...

RStudio: For-Loop with xtabs...

Dynamically calling variables within a function for a function using formula notation (in this case ...

Trying to get frequnecy counts and percent by group of each column in data frame in R...

Error in FUN(X[[i]], ...) : invalid 'type' (character) of argument with stabs...

using (m)apply to substitute more than 1 variable iteratively into a function?...

Group wise xtabs in R...