a
.drayleigh(x, a, log=FALSE)
prayleigh(q, a)
qrayleigh(p, a)
rrayleigh(n, a)
log=TRUE
then the logarithm of the density is returned.drayleigh
gives the density,
prayleigh
gives the distribution function,
qrayleigh
gives the quantile function, and
rrayleigh
generates random deviates.rayleigh
, the rayleigh
,
maxwell
.a = 2; x = seq(-1, 8, by=0.1)
plot(x, drayleigh(x, a=a), type="l", ylim=c(0,1), las=1, ylab="",
main="Rayleigh density divided into 10 equal areas; red=cdf")
abline(h=0, col="blue", lty=2)
qq = qrayleigh(seq(0.1,0.9,by=0.1),a=a)
lines(qq, drayleigh(qq, a=a), col="purple", lty=3, type="h")
lines(x, prayleigh(x, a=a), col="red")
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