example_df_a {versus}

Modified version of datasets::mtcars - version a

Description

A version of mtcars with some values altered and some rows/columns removed. Not for informational purposes, used only to demonstrate the comparison of two slightly different data frames. Since some values were altered at random, the values do not necessarily reflect the true original values. The variables are as follows:

Usage

example_df_a

Format

A data frame with 9 rows and 9 variables:

car

The rowname in the corresponding datasets::mtcars row

mpg

Miles/(US) gallon

cyl

Number of cylinders

disp

Displacement (cu.in.)

hp

Gross horsepower

drat

Rear axle ratio

wt

Weight (1000 lbs)

vs

Engine (0 = V-shaped, 1 = straight)

am

Transmission (0 = automatic, 1 = manual)

Source

Sourced from the CRAN datasets package, with modified values. Originally from Henderson and Velleman (1981), Building multiple regression models interactively. Biometrics, 37, 391–411.