Ключевые слова: appraisal, appraisement, approximate, approximation, assessment, assumption, ballpark, ballpark estimate, calculate, calculation, calculation hypothesis, calculation point of view, conclusion, conjecture, divination, estimate, estimated, estimation, evaluation, expectation, extrapolation, forecast, gaging, guess, guesstimate, guesswork, hunch, impression, informed, judgment, measure, measurement, mensuration, opinion, postulation, prediction, presumption, prognosis, prognostication, projection, reckoning, rough idea, rough measure, sizing up, speculation, supposition, surmise, valuation,