The as.numeric() function in R converts valid non-numeric data into numeric data. What do I mean by valid non-numeric data?…
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 it comes to checking the data type of a variable, it depends on what specific thing you are looking…
The grepl() function (stands for "grep logical") in R searches for patterns within each element of a character vector. It…
For data exploration, quickly inspecting the data, verifying the structure, or debugging large datasets, we need some kind of tool…
The %in% operator checks if elements of one vector are present in another vector. It returns a logical vector of the…
The %in% operator checks whether the element is present. And NOT IN (%!in%) operator does the exact opposite. The %!in%…
For understanding the central tendency of your input dataset, you need to calculate the basic summaries like mean, median, and…
The type.convert() is a built-in R function that intelligently converts a vector, factor, or data frame column into the most…