The death toll claims, which vary wildly, are all educated guesswork.

Day's account of their journey is mostly educated guesswork.

Some of the missing can be accounted for by educated guesswork and a little research.

No, I have no crystal ball and there's nothing in my prediction other than educated guesswork.

Computer models can hint at a functional form, but until a protein is isolated and scanned, it's educated guesswork.

But again, deduction (or educated guesswork, if you wanted to be snotty) made it easier to believe there had been none.

Educated guesswork alone would provide Stanton with the proper dosage for the injections.