Englishfor English speakers
importance
Noun
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The importance of something, is how important it is.
of
Preposition
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Made using.
It is a house of cards.
sampling
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noun
(statistics) the selection of a suitable sample for study
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noun
measurement at regular intervals of the amplitude of a varying waveform (in order to convert it to digital form)
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noun
(= sample distribution)
items selected at random from a population and used to test hypotheses about the population