The chances of something happening

a bull shit part of math that doesn't matter in the real world because no matter how small the odds are there's always the chance of that thing happening

conjuction word combining "probably" and "why".

To say probably not means to be indesicive where you're not fully saying "yes" or "no" and you're not too sure about a certain situation unless it's presented to you in the right manner.

almost positive

more than likely/ for sure or almost sure

Used as a generic response. If there is nothing more to be said, then close with a "Probably."