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    CONCLUSION: 16PF in military personnel shows well differentiation, reliability and validity, and there are obvious developmental characteristics in gender, service year and military rank in personality of military personnel by 16PF.
    结论:16PF在军人群体中有较好的信度、效度和项目区分度,军人16PF的常模样本存在性别、军龄和级别特征.
    (3)Analyzing discriminator, reliability and validity of the scale.
    (3)对正式问卷进行了项目区分度、信度和效度分析。
    and the average item discriminations are respectively 0.34, 0.31 and 0.30; most of the item discriminations are more than 0.3 and the item discriminations of all the items are statistically significant.
    平均区分度分别为低年级0.34,中年级0.31,高年级0.30,大多数项目区分度在0.3以上,所有项目的区分度均达显著性水平。
    The test structure of the primary students' writing creativity test is based on same abilities structures writing.
    结果表明,该测验的项目区分度好,信效度高,科学性较好,所以正式测验保持预试时的测验内容,由28题组成小学生写作能力正式测验。 由6题组成写作创造力测验。
    This study figures out the coefficient of correlation between the scores of the items and the scores of the sub-scales, and taking the 0.001 as the significant level of selecting items, we delete 13 items and compose the new scale with the remnant 80 items.
    预测的有效样本人数为170人。 对预测资料进行卷项目分析时,以项目得分与分量表总分的相关系数作为估计项目区分度参数的指标,采用0.001的显著性水平为筛选项目的标准,共删去13个项目,余80个项目形成新的学业负担态度问卷。
    2. The questionnaire consisting of the 8 sub-scales and 71 items is of great homogeneity reliability, item discrimination, construct validity, and empirical validity. It can serve as the quantitative assessment of the factors influencing the trait anxiety of college students, and a starting point of relevant research.
    2.由8个分问卷71个项目构成的“大学生特质焦虑影响因素问卷”具有很高的同质性信度和项目区分度,具有良好的构想效度和效标效度,可以用于对大学生特质焦虑影响因素的定量评定,并开展相关研究。
    Sixth, pre-test, analysis item differential validity, test reliability and validity, then amend the test.
    (6)预试,依据测验的项目区分度、信度和效度评价结果修改测验;
    Seventh, testing, make sure item differential validity, test reliability and validity.
    (7)正式施测,确定测验项目区分度、信度和效度的水平;
    Thediscriminator of items are upon . 4, the reliability is from .
    所有项目的区分度都在0.4 以上,信度在.
    With respect to the item information, as the differentiate parameter higher, the item information parameter more bigger.
    最后得出项目信息函数,当项目区分度较高时,项目提供的信息函数较大。
 

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