why must regression on a constant be equal to mean? why must you use the ols, mor, and rog estimators can a regression always equal the mean of a constant why must all regressions be equal to mean? why must regressions on a constant equal the mean? why must regression on a constant be equal to the mean does mor and ols equal mean do variables equate to a mean do regressions on constant mean or mean which of the following is a function of ols why must regression a constant equal how is regression on a constant equal to mean which factor is an example of an independent variable that has a mean and a constant why must these regressions on a constant equal the mean? how many regressions on a constant why must rom and ols be equal what must be the difference between the mean and mean of each variable? what should the mean in a regression be why must regressions on a constant be the same as the mean why must regressions on a constant be a same as mean