about me
art
biz
Chess
corrections
economics
EconoSchool
Finance
friends
fun
game theory
games
geo
mathstat
misc
NatScience
... more
Profil
Logout
Subscribe Weblog

 
fat_tails
A different way to view probability distributions, Probability and Statistics Blog
Mahalanobis meinte am 26. May, 17:25:
Code
x = seq(-5,5,length=1500)

par(mfrow=c(2,2))
plot(x,dnorm(x),pch=20,col="blue", main="Normal density function")
plot(x,dcauchy(x),pch=20,col="red", main="Cauchy density function")
plot(x,dnorm(x)*x,pch=20,col="blue", main="Contribution to expectation")
abline(h=0,lty="dashed",col="gray")
plot(x,dcauchy(x)*x,pch=20,col="red", main="Contribution to expectation")
abline(h=0,lty="dashed",col="gray") 
nobel (guest) antwortete am 21. May, 10:31:
It's really pleasure to read your post. Thank you so much for writing such a nice post.
---------------------http://www.echelle-alu-telescopique.com