mean_or_mode: Class-dependent variable aggregation

In leeper/prediction: Tidy, Type-Safe 'prediction()' Methods

Description

Summarize a vector/variable into a single number, either a mean (median) for numeric vectors or the mode for categorical (character, factor, ordered, or logical) vectors. Useful for aggregation.

Usage

mean_or_mode(x)

## Default S3 method:
mean_or_mode(x)

## S3 method for class 'numeric'
mean_or_mode(x)

## S3 method for class 'data.frame'
mean_or_mode(x)

median_or_mode(x)

## Default S3 method:
median_or_mode(x)

## S3 method for class 'numeric'
median_or_mode(x)

## S3 method for class 'data.frame'
median_or_mode(x)

Arguments

x

A vector.

Value

A numeric or factor vector of length 1.

See Also

prediction, build_datalist, seq_range

Examples

require("datasets")
# mean for numerics
mean_or_mode(iris)
mean_or_mode(iris[["Sepal.Length"]])
mean_or_mode(iris[["Species"]])

# median for numerics
median_or_mode(iris)

leeper/prediction documentation built on Jan. 1, 2020, 6:10 p.m.