Englishfor English speakers
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
instruction
Noun
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An instruction is a command or a step that helps you achieve a goal.
Before he died, he gave the hospital instructions about how to deal with his body.
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The instructions that come with a new machine, computer, or product tell you how to use the product.
I couldn't figure out how to set the temperature in the fridge, so I read the instructions.