Re: [R] DataEllipse versus Ellipse Function in R

2013-09-15 Thread John Fox
Dear Anamika Chaudhuri, On Sat, 14 Sep 2013 21:04:42 -0400 Anamika Chaudhuri wrote: > Hi: > > Does Ellipse and dataellipse function in R produce the same ellipse? I > wanted to see how the radius for the Ellipse function in R calculated. Also > what is the var-covariance matrix, if any, assumed

[R] DataEllipse versus Ellipse Function in R

2013-09-14 Thread Anamika Chaudhuri
Hi: Does Ellipse and dataellipse function in R produce the same ellipse? I wanted to see how the radius for the Ellipse function in R calculated. Also what is the var-covariance matrix, if any, assumed for the dataellipse function? Heres an example of the code where I am generating Multivariate no