测评结果的评价应使用特殊的统计学方法减少测验误差和练习效应。
It has multiple sets of parallel versions, and the results should be using special statistical methods to reduce error and learning effects of testing.
此次允许误差为3.1个百分点的民意测验显示，共和党籍候选人有望在明年的选举中大有斩获。
The survey, with a margin of error of 3.1 percentage points, suggested possible big gains by Republican candidates in next year's elections.
对已有水文资料的流量测验次数选择进行允许误差分析，是水文站开展水文巡测的前期性工作。
The analysis of tolerated error in the selection of times for flow tests in hydrologic data available is the initial stage work for a hydrologic station to launch hydrologic surveys.
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