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Techniques for analyzing the relationship between one (or more) "dependent" variables and "independent" variables.

4 votes
1 answer
1k views

Ellipse region shape from bivariate normal distributed data?

Here is the same data with the regression line plotted . Can you explain me, why the ellipse has this shape? … I expected that main axe of ellipse will have the same direction with linear regression line, but it hasn't. Btw. kernel density estimation also points to 100000 althought there are no points... …
matejuh's user avatar
  • 315
16 votes
5 answers
28k views

How to get ellipse region from bivariate normal distributed data?

I have data which looks like: I tried to apply normal distribution (kernel density estimation works better, but I don't need such great precision) on it and it works quite well. Density plot makes …
matejuh's user avatar
  • 315