How is it the Hat matrix spans the column space of X? Really nice

How is it the Hat matrix spans the column space of X? Really nice

How is it the Hat matrix spans the column space of X? Really nice

What is Column Space? — Example, Intuition & Visualization

Introduction to the Hat matrix in regression

Is the image of a matrix the same as its column space? - Quora

How is it the Hat matrix spans the column space of X? Really nice

Introduction to the Hat matrix in regression

linear algebra - 3x5 Matrix whose column span is R3 - Mathematics

Dimension of the column space or rank