Estimation for Sub-Sampling Designs Employing the County as a Primary Sampling Unit
以县为初级抽样单位的子抽样设计估计
This paper summarizes a study of the application of various two-stage sampling designs and estimation procedures for preparation of state estimates of agricultural items in North Carolina. Among the principal objectives of the investigation were (i) the comparison of selection of the primary sampling units with equal probability and with probability proportional to size and (ii) assessment of the magnitude of the within primary sampling unit error component contribution to…