AA {LambertW} | R Documentation |
These data were collected in a study of how
data on various characteristics of the blood varied with sport
body size and sex of the athlete. Equivalent to the ais
dataset in the DAAG package.
data(AA)
A data frame with 202 observations on the following 13 variables.
f
m
B_Ball
Field
Gym
Netball
Row
Swim
T_400m
T_Sprnt
Tennis
W_Polo
Do blood hemoglobin concentrations of athletes in endurance-related events differ from those in power-related events?
These data were the basis for the analyses that are reported in Telford and Cunningham (1991).
Telford, R.D. and Cunningham, R.B. 1991. Sex, sport and body-size dependency of hematology in highly trained athletes. Medicine and Science in Sports and Exercise 23: 788-794.
data(AA) attach(AA) X=AA[AA$sex=="f",] y=X$bmi op=par(no.readonly=TRUE) par(mfrow=c(2,1), mar=c(2,4,3,1)) plot(y) hist(y, prob=TRUE, 15) lines(density(y)) par(op) fit.gmm=IGMM(y) summary(fit.gmm) # Delta is significant and positive plot(fit.gmm) # Comparison of Theoretical and Empirical Moments mom.LambertW.X.Gauss(fit.gmm$theta) rbind(mean(y), sd(y), skewness(y), kurtosis(y)) x=get.input(y, fit.gmm$theta)$x op=par(no.readonly=TRUE) par(mfrow=c(2,1), mar=c(2,4,3,1)) plot(x) hist(x, prob=TRUE, 15) lines(density(x)) par(op) plot(fit.gmm)