For those who have a math or econ or business background.
We learned that of any financial or math model, there are 2 kinds of variables-Endogenous and Exdogenous. And from macro-econ or Linear Algebra, the change of an endogenous variable ...
... PT's under test conditions, 22 of those with blind review ... to do at least another 30 full timed PT's before ... and if I took another 30 full timed PT's then ...