| 词汇 | randomsample |
| 释义 | random sample noun [countable] (technical 技术) a number of people or things taken from a larger group using a process in which each person or thing has an equal chance of being chosen 随机样本◆questionnaires were sent to a random sample of 5 000 households. 问卷寄给了随机抽取的 5 000 个家庭。 ▸ random sampling noun [uncountable, countable] |
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