Imagine you run an OLS regression of y on x and a constant and get an estimate of the
coefficient of x equal b. Now, you switch the two variables and run a new regression of x
on y and a constant & get another coefficient b. Under what conditions b=b
So‘rovnoma
- A. When the mean of x and mean of Y are equal
- B. When the sum of x square and the sum of Y square are equal
- C. When x and y has inverse relationships.
- D. When product of x and y greater than the sum of x square