The word statisticsstatistics is used as both as singular and as plural.
- The singular statistics is the science of collection, presentation, analysis and interpretation of numerical data.
- The plural statistics refers to numerical facts or observations collected with a definite purpose. Statistics in this sense have the following characteristics:
- Statistics are a sum total of observations.
- Statistics are expressed quantitatively and not qualitatively.
- Statistics are collected with a definite purpose.
- Statistics in an experiment are comparable and can be classified into various groups.