[R] ellipse -confidence interval

pgonzalez@fcnym.unlp.edu.ar pgonzalez at fcnym.unlp.edu.ar
Wed Jun 15 22:05:21 CEST 2005


Hi!, I made a plot with two variables representing the first two axis of a
principle component analysis. My question is:
How can I superimpose on such plot an ellipse that represent the 95% interval of
confidence of scores?
Best regards,
Paula





--
Lic. Paula Gonzalez
División Antropología
Museo de La Plata.
Facultad de Ciencias Naturales y Museo. UNLP.
Paseo del Bosque s/nº - B1900FWA - La Plata - Argentina.




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