Descriptive Statistics in R

You can use the confint() function in R to calculate a confidence interval for one or more parameters in a fitted regression…

You can use the following methods to count the number of TRUE values in a logical vector in R: Method 1: Use…

You can use one of the following methods to find all unique combinations of elements from two vectors in R: Method 1:…

You can use one of the following methods to calculate the standard deviation by group in R: Method 1: Use base R…

You can use the following methods to select all but one column in a data frame in R: Method 1: Select All…

You can use the following methods to add multiple columns to a data frame in R: Method 1: Add Multiple Columns to…

Often you may want to print a a string and a variable on the same line in R. Fortunately this is easy…

In a linear regression model, a regression coefficient tells us the average change in the response variable associated with a one unit…

Matthews correlation coefficient (MCC) is a metric we can use to assess the performance of a classification model. It is calculated as:…

You can use the following functions in R to display the size of a given data frame: nrow: Display number of rows…