A fact known from direct observation.
A premise from which conclusions are drawn.
A floating reference point, or SLDMB, used to evaluate surface currents in a body of water. Often employed by coastal search and rescue.
A fixed reference point or set of reference points which precisely define a system of measurement or a coordinate system.
To provide missing data points by using a mathematical model to extrapolate values that are outside the range of a measuring device.
A single item in a statistical study.
A quantity calculated from the data in a sample, which characterises an important aspect in the sample (such as mean or standard deviation).
A person, or personal event, reduced to being an item of statistical information.
To analyze or describe using statistics.
To comprise (as statistics)
To cite or calculate statistics.