## 3 Ways to Remove Columns by Name in R

In this article, we discuss 3 methods to remove columns from an R data frame based on their name.

In this article, we discuss 3 methods to remove columns from an R data frame based on their name.

In this article, we demonstrate how to check if an R string contains one, multilpe, or no digits.

In this article, we discuss 3 ways to replace blanks (i.e., whitespace) with NA’s in R.

In this article, we show 5 ways to check the assumption of a regression model that the residuals are normally distributed.

In this article, we discuss 3 ways to test for multicollinearity in R.

In this article, we discuss how to change the case of a column name in R.

In this article, we discuss how to convert the characters of a text string in R to uppercase.

In this article, we discuss how to convert text (strings and column) in R to lowercase.

In this article, we demonstrate how to remove rows with NA’s in one, multiple, or all columns from an R data frame.

In this article, we demonstrate 3 ways to count the number of NA’s per column in R.