The statistical model is put forward to test the accuracy of item difficulty indexes in the test papers given by the educational experts.
提出一个统计模型，用于检验试题库中由专家给出试题难度这一指标的准确性。
By far the biggest difficulty facing the arabs-and the main item in the catalogue of socio-economic woes submitted as evidence of looming upheaval-is demography.
到目前为止阿拉伯面临的最大困难——同时也是为证明日渐逼近的巨变而提交的社会经济问题目录中的最主要项目——就是人口统计学的问题。
Moreover, you could estimate the difficulty of a given item and place it on a page with a particular factor.
另外，你可以估算学习条目的难度，进而把它放在使用特定递增因子的内容页里。 显然，在做这些事情之前你需要有很多的经验。
More than half of childhood brain cancer survivors reported significant difficulty with at least one task efficiency item, a rate three times higher than among their siblings.
超过一半的儿童期脑瘤存活者有效完成一项任务都有明显困难，效率约为他们同胞的三分之一。
Second, we use Binomial Distribution Function to accomplish the control of difficulty proportion in Adaptive Item Bank System.
第三，采用二项分布函数完成自适应题库系统中难度比例的控制。
The thorough understanding of the nol pros types of Section 2, Item 142 of the current Criminal Law is the difficulty in and key to understanding the system of nolle prosequi.
深刻理解现行刑诉法第142条第2款规定的不起诉类型，是正确认识不起诉制度的难点和关键所在。
It with barehanded, hold the different from complete on the apparatus difficulty in light apparatus action for live, and have the strong and art sport item.
它是以徒手、手持轻器械和在器械上完成不同难度动作为主，而且具有较强艺术性的运动项目。
Item Response Theory takes the hypothesis that every test item has its own features such as difficulty, discrimination and others, which are not related to the sample and neither to other items.
条目反应理论认为，每个测验条目有其自身固有的特征，比如难度、区分度等，这些特征与样本无关，也与其它条目无关。
Imagine the difficulty you have to scroll though 10000 items to look for the item you want (even though it is sorted).
想象一下，你必须滚动虽然10000项目寻找你想要的项目难度(即使它是排序)。
This article describe manufacture process from material reexamine, layout, welding, NDT to do poorly done work over again about steel, especially describe the difficulty and notice item about it.
就螺纹锁紧环式换热器设备的制造，从材料复验、加工、筒节成形、焊接、探伤及返修等方面作了简单地介绍，重点讲述了螺纹锁紧环式换热器制造中的难点及要注意的问题。
Third, test designers should attach great importance to the difficulty of each item when designing test papers.
第三，考试设计者应重视每条题目的难度。
Scoring 5 on this item means that you'll have more difficulty adapting when the situation demands that you take a less extreme position.
在这一项上打5分意味着，如果形势要求你站在一个不那么极端的位置上，你在适应方面可能会有更多的问题。
Scoring 5 on this item means that you'll have more difficulty adapting when the situation demands that you take a less extreme position.
在这一项上打5分意味着，如果形势要求你站在一个不那么极端的位置上，你在适应方面可能会有更多的问题。
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