tires.sus {nutshell} | R Documentation |
This data set contains the results of an experiment on tire durability conducted by the NHTSA.
data(tires.sus)
A data frame with 66 observations on the following 27 variables.
Phase
Tire_Type
B
, C
, D
, E
, H
, and L
Barcode
Dot_Number
Dot_MidWeekDate
Collection_Date
DOT_Age
X1st_Task
HS_AIR
,HS_AIR_F
, and HS_AIR_F_S
X1st_Task_Status
Tested
Position
Left Front
, Left Rear
, New
, Right Front
, Right Rear
, and Spare
ORN
New
, OEM
, and Repl
AZ_Use
DOT_Est_Mileage_mi
DOT_Est_Mileage_km
Initial_IP_kPa
Load_kg
Time_To_Failure
Speed_At_Failure_km_h
Mileage_At_Failure_km
Millions_Cycles_At_Failure
Failure_Type
Failure.Notes
Photo_1
Photo_2
Photo_3
Photo_4
Invoice_Date
This data is used as an example in the book "R in a Nutshell" from O'Reilly Media.
The data for this example was taken from http://www-nrd.nhtsa.dot.gov/vrtc/ca/tires.htm
data(tires.sus) library(lattice) dotplot(as.factor(Speed_At_Failure_km_h) ~ Time_To_Failure | Tire_Type, data=tires.sus)