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A distribution is a mathematical description of probabilities or frequencies.

1 vote
Accepted

For a linear regression of Y on X, when is the regression of X on Y linear? When is it non-l...

So I figured out an answer that I'll leave here in case anyone else has the same question. As a non-math person I could use some help making this more precise, and I would still like to have a citatio …
user62421's user avatar
2 votes
1 answer
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For a linear regression of Y on X, when is the regression of X on Y linear? When is it non-l...

Suppose we have two random variables $X_1$ and $X_2$ that both have finite expectations, that may or may not be correlated, and that are known to be linearly related (i.e., I mean their sum forms a st …