large sample

大样本:在统计学中

常用释义

词性释义

大样本:在统计学中,渐近理论或大样本理论是评估估计量和统计检验性质的框架。在这个框架中,通常假设样本大小n可以无限增长;然后在n→∞的极限下评估估计量和检验性质。在实践中,极限评估也被认为对于大的有限样本大小是近似有效的。
例句
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1·The test was standardized on a large sample of students.
那项测验在大型学生样本上进行了标准化。
2·In the large sample, the method is simple and available.
在大子样时,这是一种简单而有效的方法。
3·Simulations validate the large sample performance analysis.
模拟结果验证了大样本性能分析。
4·Evaluation of the comparative method of two large sample means.
两个大样本均数比较方法的评价。
5·in a large sample, many of those differences may cancel, but a sample of two is tiny.
样本比较大的情况下这些差异可以抵消掉,但我们只提两个国家,所以样本很小。
6·Large sample, prospective, randomized controlled studies on treatment are scarce.
在治疗上还缺少大样本、前瞻性随机对照性研究。
7·Results: Deduce the formula of the interval estimation of small sample and large sample.
结果:分别就小样本、大样本推导出区间估计公式。
8·The method of measuring similarity in general is based on the statistic of large sample base.
词语相似度的计算方法一般是利用大规模的语料库来统计。
9·Powerful function, wide cutting space makes the large sample preparation is the ideal choice.
强大的功能,宽敞的切割空间使其成为大型试样制备的理想选择。
10·The customers at the grocery stores represented a large sample of the Danish population, they said.
他们说,食品杂货店的顾客代表了一大部分的丹麦人。