Meaning and principles of sampling

Meaning of sample

A Finite subset of population, selected from it, with the objective of investigating its properties is called ‘sample’. The number of units in the sample is known as sample size.  Sample helps in drawing conclusion about the characteristics of the population. After inspecting the sample we draw the conclusion to accept it or reject it. For example by examining a handful of pulses we decide whether to buy it or not. So buy the whole quantity only on the basis of a sample.

This is the definition or meaning of sampling. Continue reading “Meaning and principles of sampling”

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