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单词
random sampling
释义
WordReference Random House Unabridged Dictionary of American English © 2024
ran
′
dom sam
′
pling,
[
Statistics.
]
Statistics
a method of selecting a sample (
ran
′
dom sam
′
ple
) from a statistical population in such a way that every possible sample that could be selected has a predetermined probability of being selected.
1895–1900
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更新时间:2024/9/21 12:40:59