Progression of Record times for track races, 1912 - 2008
Progression in world record times for track and road races.
data(progression)
A data frame with 227 observations on the following 4 columns.
yearYear that time was first recorded
Distancedistance in kilometers
Timetime in minutes
racecharacter; descriptor for event (100m, mile, ...)
Record times for men's track events, from 1912 onwards. The series starts with times that were recognized as record times in 1912, where available.
Links to sources for the data are at
data(progression)
plot(log(Time) ~ log(Distance), data=progression)
xyplot(log(Time) ~ log(Distance), data=progression, type=c("p","r"))
xyplot(log(Time) ~ log(Distance), data=progression,
type=c("p","smooth"))
res <- resid(lm(log(Time) ~ log(Distance), data=progression))
plot(res ~ log(Distance), data=progression,
ylab="Residuals from regression line on log scales")Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.