| Indy500 {BSDA} | R Documentation |
Data for Exercises 7.11 and 7.36
Indy500
A data frame with 33 observations on the following 4 variables.
driverandretti bachelart boesel brayton c.guerrero cheever fabi fernandez ferran fittipaldi fox goodyear gordon gugelmin herta james johansson jones lazier luyendyk matsuda matsushita pruett r.guerrero rahal ribeiro salazar sharp sullivan tracy vasser villeneuve zampedriqualifstartsgroupKitchens, L. J. (2003) Basic Statistics and Data Analysis. Duxbury
str(Indy500)
attach(Indy500)
stripchart(qualif~group, method="stack",pch=19,col=c("red","blue"))
boxplot(qualif~group)
t.test(qualif~group)
detach(Indy500)