tires.sus: Stepped Up Speed Tire Failure Test Data

Description Usage Format Details Source Examples

Description

This data set contains the results of an experiment on tire durability conducted by the NHTSA.

Usage

1

Format

A data frame with 66 observations on the following 27 variables.

Phase

a numeric vector

Tire_Type

a factor with levels B, C, D, E, H, and L

Barcode

a numeric vector

Dot_Number

a factor

Dot_MidWeekDate

a factor

Collection_Date

a factor

DOT_Age

a numeric vector

X1st_Task

a factor with levels HS_AIR ,HS_AIR_F, and HS_AIR_F_S

X1st_Task_Status

a factor with levels Tested

Position

a factor with levels Left Front, Left Rear, New, Right Front, Right Rear, and Spare

ORN

a factor with levels New, OEM, and Repl

AZ_Use

a numeric vector

DOT_Est_Mileage_mi

a numeric vector

DOT_Est_Mileage_km

a numeric vector

Initial_IP_kPa

a numeric vector

Load_kg

a numeric vector

Time_To_Failure

a numeric vector

Speed_At_Failure_km_h

a numeric vector

Mileage_At_Failure_km

a numeric vector

Millions_Cycles_At_Failure

a numeric vector

Failure_Type

a factor

Failure.Notes

a factor

Photo_1

a factor

Photo_2

a factor

Photo_3

a factor

Photo_4

a factor

Invoice_Date

a factor representing invoice dates

Details

This data is used as an example in the book "R in a Nutshell" from O'Reilly Media.

Source

The data for this example was taken from http://www-nrd.nhtsa.dot.gov/vrtc/ca/tires.htm

Examples

1
2
3
4
data(tires.sus)
library(lattice)
dotplot(as.factor(Speed_At_Failure_km_h) ~ Time_To_Failure | Tire_Type,
        data=tires.sus)

Example output

Loading required package: nutshell.bbdb
Loading required package: nutshell.audioscrobbler

nutshell documentation built on May 1, 2019, 10:08 p.m.

Related to tires.sus in nutshell...