重复调查问卷的结果前后是一致的。
这不仅仅是民意测验对人们是否感觉好坏的重复调查和观察。
This is more than a tautological observation about people's mood when asked about their feelings by pollsters or economists.
结论：对于问卷项目的应答为连续性正态分布的数据，在拟合重复调查的情形下，可以采用两水平方差成份模型评价问卷项目应答的信度。
Conclusion:In the condition of unrepeated measurement, the variability between interviewers can be estimated by fitting two level variance component model for normally distributed data.
对阿克苏地区和酒泉地区主栽的香梨及其常用授粉品种以及部分香梨杂种后代（只见于阿克苏地区）的花粉量做了连续2～3年的重复调查。
The quantity of pear's pollen of Xiangli, the main variety cultured in Akesu and Jiuquan region has been investigated for 2 to 3 years.
对阿克苏地区和酒泉地区主栽的香梨及其常用授粉品种以及部分香梨杂种后代（只见于阿克苏地区）的花粉量做了连续2～3年的重复调查。
The quantity of pear's pollen of Xiangli, the main variety cultured in Akesu and Jiuquan region has been investigated for 2 to 3 years.
应用推荐