| 单词 | random sampling | 
| 释义 | > as lemmasrandom sampling   random sampling  n. Statistics the process of obtaining random samples. ΘΚΠ the world > action or operation > endeavour > trial or experiment > trial, test, or testing > 			[noun]		 > specific tests or testing > by sampling > at random random sampling1883 random selection1884 randomization1926 1883    Science 8 June 516/1  				Continuous random sampling of a given natural class must lead us towards discovering the true proportion of cases of the presence of a predesignated character in individuals of the class. 1962    C. Smith in  Galaxy Oct. 12/2  				The telepathic monitors, both robotic and human, kept every thought-band under surveillance by random sampling. 1992    Amer. Speech 67 3  				Sociolinguists have since implicitly abandoned the goal of random sampling, finding the procedures for such sampling either too complex, too time-consuming, or too expensive. < as lemmas  | 
	
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