explore_mtcars.R
In explore: Simplifies Exploratory Data Analysis

## ----setup, include = FALSE---------------------------------------------------
knitr::opts_chunk$set(
  collapse = TRUE,
  comment = "#>"
)

## ----message=FALSE, warning=FALSE---------------------------------------------
library(dplyr)
library(explore)

## ----message=FALSE, warning=FALSE, fig.width=6, fig.height=3------------------
mtcars %>% explore_tbl()

## ----message=FALSE, warning=FALSE---------------------------------------------
mtcars %>% describe()

## ----message=FALSE, warning=FALSE, fig.width=6, fig.height=total_fig_height(mtcars, size = 2.5)----
mtcars %>% 
  explore_all()

## ----message=FALSE, warning=FALSE, fig.width=6, fig.height=4------------------
mtcars %>% 
  explore(gear)

## ----message=FALSE, warning=FALSE, fig.width=6, fig.height=4------------------
mtcars %>% 
  select(gear, mpg, hp, cyl, am) %>% 
  explore_all(target = gear)

## ----message=FALSE, warning=FALSE, fig.width=6, fig.height=3------------------
data <- mtcars %>% 
  mutate(highmpg = if_else(mpg > 25, 1, 0, 0)) %>% 
  select(-mpg)

data %>% explore(highmpg)

## ----message=FALSE, warning=FALSE, fig.width=6, fig.height=4------------------
data %>% 
  select(highmpg, cyl, disp, hp) %>% 
  explore_all(target = highmpg)

## ----message=FALSE, warning=FALSE, fig.width=6, fig.height=4------------------
data %>% 
  select(highmpg, drat, wt, qsec, vs) %>% 
  explore_all(target = highmpg)

## ----message=FALSE, warning=FALSE, fig.width=6, fig.height=4------------------
data %>% 
  select(highmpg, am, gear, carb) %>% 
  explore_all(target = highmpg)

## ----message=FALSE, warning=FALSE, fig.width=6, fig.height=4------------------
data %>% 
  explain_tree(target = highmpg)

## ----message=FALSE, warning=FALSE, fig.width=6, fig.height=4------------------
data %>% explore(wt, target = highmpg)

## ----message=FALSE, warning=FALSE, fig.width=6, fig.height=4------------------
data %>% explore(wt, target = highmpg, split = FALSE)

## ----message=FALSE, warning=FALSE, fig.width=6, fig.height=4------------------
mtcars %>% explore(wt, mpg)

## ----message=FALSE, warning=FALSE, fig.width=6, fig.height=4------------------
mtcars %>% 
  explain_tree(target = hp, minsplit=15)

## ----fig.height=4, fig.width=6, message=FALSE, warning=FALSE, include=FALSE----
model <- mtcars %>% 
  explain_tree(target = hp, minsplit=15, out = "model")

## ----echo=TRUE, fig.height=4, fig.width=6, message=FALSE, warning=FALSE-------
model

## ----message=FALSE, warning=FALSE, fig.width=6, fig.height=4------------------
mtcars %>% 
  select(hp, cyl, mpg) %>% 
  explore_all(target = hp)