# Tag Archives: R Factor-Function

## Apply a Function over a Ragged Array in R Programming – tapply() Function

tapply() function in R Language is used to apply a function over a subset of vectors given by a combination of factors Syntax: tapply(vector, factor,… Read More »

## Adding Noise to a Numeric Vector in R Programming – jitter() Function

In R programming, jittering means adding small amount of random noise to a numeric vector object. In this article, we’ll learn to use jitter() function… Read More »

## Generate Factors with specified Levels in R Programming – gl() Function

gl() function in R Language is used to generate factors by specifying the pattern of their levels. Syntax: gl(x, k, length, labels, ordered) Parameters: x:… Read More »

## Get or Set Levels of a Factor in R Programming – levels() Function

levels() function in R Language is used to get or set the levels of a factor. Syntax: levels(x) Parameters: x: Factor Object Example 1: filter_none… Read More »

## Get the Number of Levels of a Factor in R Programming – nlevels() Function

nlevels() function in R Language is used to get the number of levels of a factor. Syntax: nlevels(x) Parameters: x: Factor Object Example 1: filter_none… Read More »

## Removing Levels from a Factor in R Programming – droplevels() Function

droplevels() function in R programming used to remove unused levels from a Factor. Syntax: # For vector object droplevels(x, exclude = if(anyNA(levels(x))) NULL else NA,… Read More »

## Check if a Factor is an Ordered Factor in R Programming – is.ordered() Function

is.ordered() function in R Language is used to check if the passed factor is an ordered factor. Syntax: is.ordered(factor) Parameters: factor: Factor to be checked… Read More »

## Convert an Unordered Factor to an Ordered Factor in R Programming – as.ordered() Function

as.ordered() function in R Language takes an unordered factor as argument and converts it into an ordered factor. Syntax: as.ordered(factor) Parameters: factor: Unordered Factor to… Read More »

## Convert a Vector into Factor in R Programming – as.factor() Function

as.factor() function in R Language is used to convert the passed object(usually Vector) into a Factor. Syntax: as.factor(object) Parameters: Object: Vector to be converted Example… Read More »

## Checking if the Object is a Factor in R Programming – is.factor() Function

is.factor() function in R Language is used to check if the object passed to the function is a Factor or not. It returns a boolean… Read More »

## Performing Analysis of a Factor in R Programming – factanal() Function

Factor Analysis also known as Exploratory Factor Analysis is a statistical technique used in R programming to identify the inactive relational structure and further, narrowing… Read More »

## Replace values of a Factor in R Programming – recode_factor() Function

Factors in R programming are kind of data structures that stores categorical data i.e., levels and can have any type of data (integer, string, etc).… Read More »