参数检验
- 网络Parametric test
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结果一系列非参数检验证实数字变形模型的有效性,且配对比较法优于普通的标准比较法。
A series of non parametric tests validated the digitized distortion model and indicated that the Paired Comparison Method was superior to the Standard Comparison Method .
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当正态性(及方差齐性)假设满足时,参数检验将被应用;否则,非参数检验将被使用。
The parametric tests will be applied when normality ( and homogeneity of variance ) assumptions are satisfied otherwise the equivalent non-parametric test will be used .
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统计术后3d内出现腹胀、便秘人数,统计学方法采用χ2检验。非参数检验非母数统计考验
The cases of abdominal distension and constipation were counted and analyzed by statistics method . nonparametric statistical test
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SAS软件中处理k个独立样本的非参数检验方法的评价
Evaluation of the k-independent Samples Nonparametric Tests in SAS Software
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基于专家系统的NC程序切削参数检验的方法研究
Research on the Approach of the Cutting Parameter Proof in the NC Program Based on Expert System
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SPSS软件进行随机区组设计非参数检验的多重比较
Multiple comparison of randomized block design of non-parametric test by SPSS
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统计方法使用描述性方法、非参数检验方法、u检验、t检验、x检验及多元逐步回归方法等分析脑卒中患者的生活质量状况及其影响因素。
The descriptive non - parametric statistics u test t test x2 test and stepwise multiple regression analysis were adopted .
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SPSS统计软件包的非参数检验问题
Nonparametric Inspecting Question of SPSS Statistical Software Package
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统计采用KW非参数检验及相关分析。
All data were statistically analyzed by Kruskal-Wallis Test and Correlation analysis .
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一种航迹关联的非参数检验方法二是AIS和雷达目标位置数据的数据合成。
A Test Method of Non-parameter for Tracks Correlation The first is AIS and radar tracks correlation ;
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对Copula函数中参数检验方法的改进
Improving Tests for Parameters in Copula
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采用t检验、F检验或非参数检验分析了单个分类性状对单株干花及籽粒产量的影响。
The t-test , F test or nonparametric tests was adopted to analysis the influence of a single taxonomic characters to the yield of flower or grain per plant .
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并根据Kolmogorov非参数检验,对假设分布进行了检验。
Furthermore , the validity of the assumed distribution was examined by the Kolmogorov test .
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服从正态分布资料采用t检验,服从偏态分布资料采用Mann-Whitney非参数检验;P0.05为有统计学差异。
Student t-test was used for normal distribution data and nonparametric statistical methods Mann-Whitney test were used for skewness distribution data .
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SAR在轨测试参数检验与其图像的几何性能评价,包括卫星姿态和轨道参数的评价,以及以SAR图像几何粗定位、粗校正、及精校正为内容的SAR图像几何校正评价。
The geometric characteristics of the SAR remote sensor and its images are evaluated , which includes evaluations of the satellite poses , adjustments of the orbit parameters , and geometric corrections of the SAR images .
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各组资料用均数±标准差(x±S)来表示,三组样本均数间的比较采用非参数检验,P0.05时差异有统计学意义。
Each set of data was represented by mean ± standard deviation ( x ± s ) . The mean of the three sets of samples were compared using nonparametric tests , P0.05 when the difference was statistically significant .
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本文运用Gauss编程实现了所提各种非参数检验方法,MC仿真给出了相关统计量的临界值表,并比较了各方法的优劣。
Then realized various non-parametric test methods proposed in this paper by Gauss programming and given the threshold table of related statistics , compared the pros and cons of each methods by MC simulation methods .
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采用t检验比较单变量两组资料,单因素方差分析比较多组资料,非参数检验比较方差不齐者,计数资料采用卡方检验,以P0.05为差别有统计学意义。
The t test was used to compare the two groups of single variable data , single factor analysis of variance comparing multiple groups of data , nonparametric test to compare the variance not neat , count data using chi-square test .
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第一,将非参数检验方法中的Chi图与Copula模型相结合,比较了各种信用资产的相关关系的变化。
The major achievements are summarized as follows : First of all , the thesis combines the Chi Graph , one of non-parametric test methods , with Copula model to study the correlative changes among various credit assets .
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在咳嗽症状改善方面,两组治疗组治疗前后非参数检验P0.01,对照组P0.05,两组症状均有改善,观察治疗后积分,治疗组改善优于对照组。
Improvement in cough symptoms , the treatment of the two treatment groups before and after the non-parametric test , P0.01 , control group , P0.05 , two groups of symptoms were improved , observation and treatment after integration , the treatment group improved than the control group .
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对经典的算法(Prewitt算子,Sobel算子,Kirsch算子)和参数检验算法进行了分析、比较,实验结果表明,参数检验算法是一种适用于激光雷达图像的方法。
This paper compares and analyzes the parametric test operator and the classic operators ( Prewitt , Sobel and Kirsch operators ) . Experiment shows that the parametric test operator is suitable to the lidar images .
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方法:回顾性分析某二级甲等医院101例胆囊切除术病人资料,采用一般描述性方法、mann-whitneyU非参数检验、多元线性逐步回归法进行分析。
Methods . We retrospectively collected the data of 101 patients with cholecystectomy in one hospital with class A in the secondary level and analyzed the data with general descriptive method , Mann-Whitney U nonparametric test and multiple liner step regression methods . Results .
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免疫组化检测肿瘤标记物突触素、嗜铬粒蛋白、上皮膜抗原,将三种指标进行非参数检验统计比较,结果P0.05提示差异有统计学意义,EMA阳性率较其他两组低。
Immunohistochemical detection of tumor markers was tested including synaptophysin , chromogranin A and epithelial membrane antigen . The Nonparametric test of comparison of three kinds of indicators , p0.05 , the results have statistically significant difference ; the positive rate of EMA was lower than the other two groups .
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两组计量数据的比较用使用两个独立样本的非参数检验(Mann-Whitney检验);多组计量数据的比较用多个独立样本的非参数检验(Kruskal-Wallis检验)。
The comparison of two groups of measuring data with the use of two independent samples nonparametric test ( the Mann-Whitney test ); Multiple sets of measurement data comparing with multiple independent samples nonparametric test ( Kruskal Wallis test ) .
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方法:采用横断面、多中心研究方法,应用健康测量量表SF36对11所医院的121例初发急性脑卒中患者进行调查,用非参数检验及多元逐步回归方法分析影响生活质量的相关因素。
METHODS : A cross sectional and multicentric design was used . The QOL of 121 acute stage stroke patients in 11 hospitals was assessed by SF 36 and the influential factors of QOL were analyzed by nonparametric test and multiple stepwise linear regression .
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一个临床试验模型中的参数检验和估计改进
Test and estimation improvement for parameters in a clinical trial model
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统计学检验采用t检验和非参数检验。
For statistical analyses , t-test and nonparametric tests were used .
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而变性胚数和未受精卵数不服从正态分布,对其应采用非参数检验的方法;
So nonparametric test method should be adopted for the later ;
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主要分析方法为非参数检验。
The main analytic method was non-parametric test . 3 .
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两种寿命分布类性质的讨论及非参数检验
Discussion of Nature and Non-parametric Test against Two Aging Notions