Re: [R] checking bivariate normality

2010-04-06 Thread Bert Gunter
] checking bivariate normality On Tue, Apr 6, 2010 at 12:48 PM, arindam fadikar wrote: > x <- iris$Sepal.Length[1:50]/iris$Sepal.Width[1:50] > y <- iris$Petal.Length[1:50]/iris$Petal.Width[1:50] > > I want to check whether (x,y) follows a bivariate normal distribution or > not,  

Re: [R] checking bivariate normality

2010-04-06 Thread Liviu Andronic
On Tue, Apr 6, 2010 at 12:48 PM, arindam fadikar wrote: > x <- iris$Sepal.Length[1:50]/iris$Sepal.Width[1:50] > y <- iris$Petal.Length[1:50]/iris$Petal.Width[1:50] > > I want to check whether (x,y) follows a bivariate normal distribution or > not,  using density plot or scatter plot. Is it possibl

Re: [R] checking bivariate normality

2010-04-06 Thread David Winsemius
On Apr 6, 2010, at 7:48 AM, arindam fadikar wrote: x <- iris$Sepal.Length[1:50]/iris$Sepal.Width[1:50] y <- iris$Petal.Length[1:50]/iris$Petal.Width[1:50] I want to check whether (x,y) follows a bivariate normal distribution or not, using density plot or scatter plot. Is it possible to plot

[R] checking bivariate normality

2010-04-06 Thread arindam fadikar
x <- iris$Sepal.Length[1:50]/iris$Sepal.Width[1:50] y <- iris$Petal.Length[1:50]/iris$Petal.Width[1:50] I want to check whether (x,y) follows a bivariate normal distribution or not, using density plot or scatter plot. Is it possible to plot a bivariate density in R. I cant find any. Arindam Fa