Doesn't it strike you as a little odd that his intuitive "probability" correctly labeled you as xNTJ? Could it be that maybe you don't have to have measurable test results for everything before drawing reasonably probable conclusions?
Man, your dom/aux functions are like an abusive relationship where Ni is the battered wife hiding in the corner.
If you insist on continually interpreting generalized observations as completed/fully researched judgments, that's not really Ne's problem. It's funny how similar Te dominance and Ti dominance look sometimes.