SAMPLING

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 Dictionary entry overview: What does sampling mean? 

• SAMPLING (noun)
  The noun SAMPLING has 3 senses:

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

2. items selected at random from a population and used to test hypotheses about the population

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

  Familiarity information: SAMPLING used as a noun is uncommon.

 Dictionary entry details 

• SAMPLING (noun)

Sense 1

Meaning:

(statistics) the selection of a suitable sample for study

Classified under:

Nouns denoting acts or actions

Hypernyms ("sampling" is a kind of...):

choice; option; pick; selection (the act of choosing or selecting)

Domain category:

statistics (a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters)

Hyponyms (each of the following is a kind of "sampling"):

random sampling (the selection of a random sample; each element of the population has an equal chance of being selected)

proportional sampling; representative sampling; stratified sampling (the population is divided into subpopulations (strata) and random samples are taken of each stratum)

Sense 2

Meaning:

Items selected at random from a population and used to test hypotheses about the population

Classified under:

Nouns denoting cognitive processes and contents

Synonyms:

sample; sample distribution; sampling

Hypernyms ("sampling" is a kind of...):

distribution; statistical distribution ((statistics) an arrangement of values of a variable showing their observed or theoretical frequency of occurrence)

Domain category:

statistics (a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters)

Hyponyms (each of the following is a kind of "sampling"):

acceptance sampling (a statistical procedure for accepting or rejecting a batch of merchandise or documents; involves determining the maximum number of defects discovered in a sample before the entire batch is rejected)

random sample (a sample in which every element in the population has an equal chance of being selected)

proportional sample; representative sample; stratified sample (the population is divided into strata and a random sample is taken from each stratum)

Sense 3

Meaning:

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

Classified under:

Nouns denoting acts or actions

Hypernyms ("sampling" is a kind of...):

measure; measurement; measuring; mensuration (the act or process of assigning numbers to phenomena according to a rule)

Domain category:

telecom; telecommunication ((often plural) systems used in transmitting messages over a distance electronically)

 Context examples 

With adequate tissue sampling, in situ carcinoma can be demonstrated in association with the infiltrating carcinoma.

(Invasive Ductal Carcinoma, Not Otherwise Specified, NCI Thesaurus)

A factor whose levels separate the sampling units into groups whereby no subject is exposed to more than one level of the factor.

(Grouping Factor, NCI Thesaurus)

A Non-Probability Sample: any of a variety of other sampling processes, such as convenience sampling or invitation to volunteer.

(Observational Study Protocol Version Sampling Method Code, NCI Thesaurus/BRIDG)

These tests may include stool sampling tests, blood tests, and x-rays.

(Irritable Bowel Syndrome, NIH: National Institute of Diabetes and Digestive and Kidney Diseases)

Laser capture microdissection is a new technology developed in the Intramural Program to allow sampling of specific cells under direct microscopic visualization by a pathologist.

(Laser Capture Microdissection, NCI Thesaurus)

A method of obtaining descriptive parameters having physiological significance from plots whose points at various times are computed from dynamic scan data and possibly also tracer blood sampling.

(Multiple Time Graphical Analysis, NCI Thesaurus)

A method for estimating properties of a dataset by measuring those properties when sampling from an approximating distribution.

(Bootstrapping, NCI Thesaurus)

A minimally-invasive procedure that permits sampling of breast ductal fluids for cytopathologic analysis.

(Breast Duct Lavage, NCI Thesaurus)

The study's inventory of data sources includes 20,376 sampling efforts on bacteria, archaea and microscopic fungi, as well as 14,862 sampling efforts on communities of trees, birds and mammals.

(Researchers find that Earth may be home to 1 trillion species, NSF)

A frequency equal to half the sampling rate used in digitizing a continuously varying process.

(Nyquist Frequency, NCI Thesaurus)