sampling

(noun) (statistics) the selection of a suitable sample for study.

(noun) items selected at random from a population and used to test hypotheses about the population. Synonyms: sample distribution, sample.

(noun) measurement at regular intervals of the amplitude of a varying waveform (in order to convert it to digital form).

(verb) take a sample of. Synonyms: sample, try, try out, taste. Examples: "Try these new crackers." "Sample the regional dishes."