R cbind() (column bind) is a function that combines specified vectors, matrices, or data frames by columns, creating a new…
The rbind() function combines R objects, such as vectors, matrices, or data frames, by rows. It stacks rows vertically. The…
The as.numeric() function in R converts valid non-numeric data into numeric data. What do I mean by valid non-numeric data?…
The log() function calculates the natural logarithm (base e) of a numeric vector. By default, it calculates natural log, but…
In R, you can use the dollar sign ($ operator) to access elements (columns) of a list or a data…
The abs() function calculates the absolute value of a numeric input, returning a non-negative (only positive) value by removing any…
When working with R in an interactive mode, you don't need to use any functions or methods to print the…
To calculate the sample variance (measurement of spreading) in R, you should use the built-in var() function. It calculates the…
The tryCatch() function acts as a mechanism for handling errors and other conditions (like warnings or messages) that arise during…
The grep() function in R searches for matches to a pattern within a character vector. It returns indices or values…