純節省數 的英文怎麼說
中文拼音 [chúnjiéxǐngshǔ]
純節省數
英文
net economic saving-
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
兩步抽樣,只有一次機會利用樣本信息決定今後計劃,採用純序貫則可使平均抽樣次數節省,另外,在一定的分佈族中必須採用純序貫才能取得滿足要求的區間估計。
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