Talk:Factor analysis

Latest comment: 1 year ago by Matze-pigon in topic Independence v.s. Orthogonality

Bass-Ackwards analysis edit

There is a form of factor analysis that has not been mentioned in this article which is useful.

Independence v.s. Orthogonality edit

In section "Mathematical model of the same example" the text says:


The errors are assumed to be independent of the factors:

 

I don't understand how this is an assumption. The equation seems as if factors and errors were orthogonal by construction. As an assumption I would have expected an expected value on the left hand side. Matze-pigon (talk) 18:39, 27 February 2023 (UTC)Reply