A point estimator is an estimator that assigns a single numerical estimate to an unknown population parameter. Its observed value is called a point estimate.
Point Estimator
See also
Estimator, Interval Estimation, Point EstimationExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Point Estimator." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/PointEstimator.html