estimate
/ˈe-stə-ˌmāt/
verb
to judge tentatively or approximately the value, worth, or significance of
to determine roughly the size, extent, or nature of
to produce a statement of the approximate cost of
estimate appraise evaluate value rate assess mean to judge something with respect to its worth or significance. estimate implies a judgment, considered or casual, that precedes or takes the place of actual measuring or counting or testing out. appraise commonly implies the fixing by an expert of the monetary worth of a thing, but it may be used of any critical judgment.
noun
a rough or approximate calculation
a numerical value obtained from a statistical sample and assigned to a population parameter
a statement of the cost of work to be done
noun
the single value assigned to a parameter in point estimation