This article introduces the function and producing means of Permanent Random Numbers (PRNs), as well as probes into methods of selecting, maintaining and rotating stratified samples using PRNs in the industrial sampli...This article introduces the function and producing means of Permanent Random Numbers (PRNs), as well as probes into methods of selecting, maintaining and rotating stratified samples using PRNs in the industrial sampling survey.展开更多
永久随机数(Pemanent Random Numbers)法抽样技术在调查中的应用近几年蓬勃兴起,主要集中在农业调查以及能源调查方面。在这一抽样技术中,抽样框的每个单元都被赋予从区间(0,1)产生的随机数,并保留下来,不再改变。随机数具有某一...永久随机数(Pemanent Random Numbers)法抽样技术在调查中的应用近几年蓬勃兴起,主要集中在农业调查以及能源调查方面。在这一抽样技术中,抽样框的每个单元都被赋予从区间(0,1)产生的随机数,并保留下来,不再改变。随机数具有某一特征的单元将入样。展开更多
文摘This article introduces the function and producing means of Permanent Random Numbers (PRNs), as well as probes into methods of selecting, maintaining and rotating stratified samples using PRNs in the industrial sampling survey.