A guesstimate may be a first rough approximation pending a more accurate estimate, or it may be an educated guess at something for which no better information will become available.
While it's sometimes possible to have an educated guess at a diagnosis from just examining an animal, in most cases, detailed biopsy analysis is needed.
The parameter ranges should if possible be defined based on known properties of the studied system, but may for practical applications necessitate an educated guess.
These currency conversion programs seek to arm the user with knowledge that can lead the user to an educated guess about the future fluctuations of a countrys currency.
