| 单词 | sampling |
| 释义 | sampling (once / 4567 pages) 1n 2n WORD FAMILY sampling: samplings+/sample: sampled, sampler, samples, sampling/sampler: samplers USAGE EXAMPLESA sampling of what was said Monday, and what was left unsaid: Los Angeles Times(Jan 02, 2017) Ask a random sampling of Washingtonians and you’ll find that many want to be closer to nature. Washington Post(Jan 01, 2017) The margin of sampling error for all respondents is plus or minus 3 percentage points. Seattle Times(Dec 31, 2016) 1 1n (statistics) the selection of a suitable sample for study Hypo|Hyper random sampling the selection of a random sample; each element of the population has an equal chance of been selected proportional sampling, representative sampling, stratified samplingthe population is divided into subpopulations (strata) and random samples are taken of each stratum lucky dipa selection or decision purely at random choice, option, pick, selection the act of choosing or selecting 2n items selected at random from a population and used to test hypotheses about the population 2Syn|Hypo|Hyper sample, sample distribution 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 samplea sample in which every element in the population has an equal chance of being selected proportional sample, representative sample, stratified samplethe population is divided into strata and a random sample is taken from each stratum distribution, statistical distribution (statistics) an arrangement of values of a variable showing their observed or theoretical frequency of occurrence n measurement at regular intervals of the amplitude of a varying waveform (in order to convert it to digital form) Hyper measure, measurement, measuring, mensuration the act or process of assigning numbers to phenomena according to a rule |
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