But how long can meat stay frozen while still being safe to eat? According to the U.S. Department of Agriculture, any food stored at exactly 0Â°F is safe to eat indefinitely. The USDA says that keeping food frozen prevents the growth of microorganisms that cause both food spoilage and foodborne illness..
Webster Dictionary(0.00 / 0 votes)Rate this definition: Census(noun) a numbering of the people, and valuation of their estate, for the purpose of imposing taxes, etc.; -- usually made once in five years. Census(noun) an official registration of the number of the people, the value of their estates, and other general statistics of a country. Origin: [L. census, fr. censere.
Census vs. Sampling. Surveys can gather information through different methods of observation. However, most surveys employ a questionnaire to measure specific characteristics of the population. There are two main ways to gather this information. A census survey collects complete information from all participants in the population. General criteria of a census survey include: 1  Establish and maintain a complete list of the primary sampling unit (PSU) components. 2  All members of the PSU in the fishery must be included. 3  Validation (used to correct for missing and misreported data)  Enforceable and enforced.