This document discusses the different meanings and definitions of statistics. It explains that statistics has three different meanings: (1) plural sense referring to numerical facts and figures collected systematically, (2) singular sense referring to the science of collecting, analyzing, and presenting numerical data, and (3) plural of the word "statistic" referring to numerical quantities calculated from samples. The document also provides several definitions of statistics from different authors, describing it as the science of collecting, organizing, and interpreting quantitative data.