# sampling fraction

sampling fraction
sampling fraction ˈsampling ˌfraction noun [countable]
STATISTICS the relationship between the size of a group that is chosen to take part in a study, and the size of the whole group:

• Estimating the average height of adult males in the British population would require a sampling fraction of about 1/​4,000.

* * *

sampling fraction UK US noun [C] MARKETING, MEASURES
the relationship between the size of a group taking part in a study and the size of the larger group that they belong to: »

Given the low sampling fraction (5%), the data cannot be considered statistically representative.

### Look at other dictionaries:

• Sampling fraction — In sampling theory, sampling fraction is the ratio of sample size to population size.The formula for the sampling fraction is = n/N where n is the sample size and N is the population size. If the sampling fraction is less than 5%, then ignore the …   Wikipedia

• sampling fraction — imties dalis statusas T sritis Standartizacija ir metrologija apibrėžtis Imties elementų ir tiriamosios visumos visų elementų skaičių dalmuo. atitikmenys: angl. sampling fraction vok. Stichprobe Teil, m rus. выборочная доля, f; доля выборки, f… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

• sampling fraction — / sɑ:mplɪŋ ˌfrækʃən/ noun a proportion of a group of people being surveyed that is chosen as a sample ● The sampling fraction will have to be small since we cannot afford many interviews with respondents …   Marketing dictionary in english

• Sampling (statistics) — Sampling is that part of statistical practice concerned with the selection of individual observations intended to yield some knowledge about a population of concern, especially for the purposes of statistical inference. Each observation measures… …   Wikipedia

• sampling — A method for collecting information and drawing inferences about a larger population or universe, from the analysis of only part thereof, the sample. Censuses of the population are an expensive way of monitoring social and economic change, and… …   Dictionary of sociology

• fraction de sondage — imties dalis statusas T sritis Standartizacija ir metrologija apibrėžtis Imties elementų ir tiriamosios visumos visų elementų skaičių dalmuo. atitikmenys: angl. sampling fraction vok. Stichprobe Teil, m rus. выборочная доля, f; доля выборки, f… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

• fraction — Synonyms and related words: Gaussian integer, adjunct, algebraic number, arithmetical proportion, cardinal, cardinal number, complex number, component, contingent, continued fraction, cross section, defective number, detachment, detail, division …   Moby Thesaurus

• sampling — The policy of inferring the behavior of a whole batch by studying a fraction of it. [MF essample, fr. L. exemplum, taking out] biological s. denotes s. that can be taken without jeopardy to the whole organism ( e.g., for hematological or… …   Medical dictionary

• Sampling equiprobably with dice — An illustrative example of how to compute with the probabilities associated to dice, as well as the analysis of algorithms, is the following problem. Suppose you have a group of 19 individuals and an ordinary six sided die. Your task is to use… …   Wikipedia

• Stratified sampling — In statistics, stratified sampling is a method of sampling from a population.When sub populations vary considerably, it is advantageous to sample each subpopulation (stratum) independently. Stratification is the process of grouping members of the …   Wikipedia