In R, you can think of a vector as a series of values in a single column. It contains the…
The append() function in R concatenates values to a vector or list at a specified position. It returns a new…
In a real-life dataset, the last row may contain metadata, summaries, footnotes, or unwanted rows that are not needed for…
When we attempt to remove the first row of a data frame, we are essentially selecting all the rows except…
To grow the list, you can add an element (numeric value, character vectors, other lists, data frames, or functions) at…
Duplicate elements in a vector means those elements appear more than once. Duplicates can skew the data analysis and lead…
Before executing an operation on an object, it is advisable to check its length, as this helps prevent potential errors.…
Rounding is a process of approximating a number to a shorter, simpler, and more interpretable value while retaining its closeness…
For string operations like comparing strings, data standardization, formatting output, or input validation, we may want to convert the input…
The names() function in R gets or sets the names of objects such as vectors, lists, or data frames. If you are using it…