抽样次数 meaning in English
frequency in sampling
Examples
- Two - stage sampling has only one chance of using the information provided by samples to determine the following plan . pure sequential sampling , however , could use sampling size sparingly . in addition , in some cases , pure sequential procedures have to be applied to acquire the confidence intervals which meet the demands
两步抽样，只有一次机会利用样本信息决定今后计划，采用纯序贯则可使平均抽样次数节省，另外，在一定的分布族中必须采用纯序贯才能取得满足要求的区间估计。