What is sampling? Define coal? Sedimentology of coal Expansion- CIMFR, CSIR, CIL, BCCL, CMPDI Macerals, microlithotypes etc.

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Accepted Answer

Sampling is the process of selecting a representative portion of a larger population for analysis or testing.

Sampling is used in various fields such as statistics, market research, and quality control.
Sampling methods include random sampling, stratified sampling, and cluster sampling.
Coal is a combustible black or brownish-black sedimentary rock composed mostly of carbon and hydrocarbons.
Sedimentology of coal involves the study of the origin, deposition, and characteristics of coal.
Expansion refers to the growth and development of organizations such as CIMFR, CSIR, CIL, BCCL, and CMPDI.
Macerals are organic components of coal that can be identified under a microscope.
Microlithotypes are microscopic structures within coal that can provide information about its formation and properties.

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