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统计中所说的样本是指()。

单选题
2021-12-30 04:50
A、随意从总体中抽取出的部分个体
B、依照研究者要求从总体中抽取出有意义的部分个体
C、按照随机原则抽取总体中有代表性的部分个体
D、依照研究者要求从总体中抽取的部分个体
E、按分布的顺序抽取部分个体
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正确答案
C

试题解析

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