collected sample

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English-Russian dictionary of geology. 2011.

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  • Sample size determination — is the act of choosing the number of observations to include in a statistical sample. The sample size is an important feature of any empirical study in which the goal is to make inferences about a population from a sample. In practice, the sample …   Wikipedia

  • Collected (Massive Attack album) — Collected Compilation album by Massive Attack Released 27 March 2006 …   Wikipedia

  • Sample return mission — A sample return mission is a spacecraft mission with the goal of returning tangible samples from an location to Earth for analysis. Sample return missions may bring back merely atoms and molecules or a deposit of complex compounds such as dirt… …   Wikipedia

  • sample preparation — ▪ chemistry Introduction  in analytical chemistry (chemistry), the processes in which a representative piece of material is extracted from a larger amount and readied for analysis. Sampling and sample preparation have a unique meaning and special …   Universalium

  • Sample (statistics) — In statistics, a sample is a subset of a population. Typically, the population is very large, making a census or a complete enumeration of all the values in the population impractical or impossible. The sample represents a subset of manageable… …   Wikipedia

  • Sample — (coal)   A representative fraction of a coalbed collected by approved methods, guarded against contamination or adulteration, and analyzed to determine the nature; chemical, mineralogic, and (or) petrographic composition; percentage or parts per… …   Energy terms

  • Biased sample — A biased sample is a statistical sample of a population in which some members of the population are less likely to be included than others. If the bias makes estimation of population parameters impossible, the sample is a non probability… …   Wikipedia

  • Core sample — Rock core samples. The product of a Diamond rig. (The bird is a Pied Butcherbird.) A core sample is a cylindrical section of (usually) a naturally occurring substance. Most core samples are obtained by drilling with special drills into the… …   Wikipedia

  • Random sample — A sample is a subject chosen from a population for investigation. A random sample is one chosen by a method involving an unpredictable component. Random sampling can also refer to taking a number of independent observations from the same… …   Wikipedia

  • National Sample Survey Organisation — The National Sample Survey Organisation or NSSO, now National Sample Survey Office is an organization in the Ministry of Statistics and Programme Implementation of the Government of India. It is the largest organisation in India conducting… …   Wikipedia

  • International Geo Sample Number — The International Geo Sample Number or IGSN is a 9 character sample identification code generated by the System for Earth Sample Registration (SESAR). The IGSN preserves the identity of a sample even as it is moved from lab to lab and as data… …   Wikipedia

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