as applied to sampling, the degree to which the sample possesses essentially the same characteristics as the total population or universe from which it is taken
Within 12 months of the entry into force of this Regulation, Member States shall submit a detailed methodological report to Eurostat describing how the data for areas under cultivation, yield and production are derived for their countries and, where appropriate, regions and indicate the representativeness and reliability of these figures. Eurostat, in collaboration with the Member States, shall compile a summary of these reports.