investigation on histogram in statistics principle: explaining probability density function through diagrams

the applying of educational statistics principle in chemistry educational study and administration

教育统计学原理在化学教育研究与管理中的应用

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new ideas about reform in the course of statistical theory

统计学原理课程教学改革新思路

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exploration of course teaching pattern of statistics in open education

开放教育统计学原理课程教学模式的探索

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analysis and strategies on difficult points in the teaching of statistics principle

《统计学原理》教学中难点剖析及对策

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this method is based on the theory of statistics.

根据统计学原理，研究了课程考试相对评分的方法。

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teach research on the principle of statistics in adult college

成人高校《统计学原理》教学探索

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the elementary method of analyzing exam quality with the educational statistics

利用教育统计学原理进行考试质量分析方法初探

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on the basis of test count, the complete c-r-s-n curve is worked out according to the principle of statistics. so as to provide basic data for gear design.

在试验数据的基础上，根据统计学原理，拟合出完整的C-R-S-N曲线，并获得各种可靠度下的弯曲疲劳曲线，从而为国产材料齿轮设计提供了必要的基础数据。

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traditional nlp systems use rule-based reasoning methods. recently, with increased computational capability of modern computers and emergence of huge amount of text information, researchers find that statistics-based text analysis is more effective. nowadays, most of the text analysis methods are based on statistical theory.

传统的NLP系统采用基于规则的推理方法，近年来随着计算机运算能力的提高和海量文本信息的出现，研究人员发现基于文本统计分析的方法更加有效，现在的文本分析方法大多是基于统计学原理的。

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distributions for the statistical estimation of extreme responses are considered by using the principle of extreme value statistics. the results show that the gumbel distribution fits well to the value of responses in condition of linear stiffness of mooring line system.

对响应的极值分布作了分析，并用极值统计学原理对响应的极值分布的近似估计作了参数研究，指出在缆索刚度为线性的假定条件下极值分布采用Gumbel分布表述较好。

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in the paper all the processes of lead-free wave soldering were analyzed, a great deal of experiments were done by doe, many of soldering defects due to process were analyzed by spc and the best lead-free wave soldering processes were made.

通过分析无铅波峰焊接的各个工艺参数，运用DOE方法进行大量的试验，采用统计学原理分析产生各种缺陷的工艺因素，并确定优化的无铅波峰焊接工艺。

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making use of statistical principle, the different ti substrates were dealt with in different temperatures ( 60 ℃~ 100 ℃) by different concentrations ( 5m~ 10 m) naoh solutions so that we can confirm the most appropriate technique.

具体为运用统计学原理，在不同温度下（60℃～100℃）用不同浓度（5M～10M）的氢氧化钠溶液处理不同的钛合金基体，以确定最佳的生物活化处理条件。

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the paper lists lots of testing data, which were obtained by the gas chromatograph, and uses statistic theory to analyze those data.

列举了大量由气相色谱仪分析的5R、6R、7R人工煤气数据，并运用数理统计学原理，对这些实测数据进行了分析。

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by using the statistics method provided by the astm, a software was developed to determine the sampling number of carrying out municipal solid waste composition analysis.

利用ASTM提供的的统计学原理，编制了一个可以求出垃圾成分分析采样次数的软件。

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the growth of 10 provenance of fraxinus chinensis in the seedling stage from jilin province and liaoning province was analyzed by using the theory of statistics.

利用统计学原理对来自吉林、辽宁两省的10个种源的花曲柳在吉林省柳河兰山林场的苗期生长（1a生苗高、地径）情况进行了统计分析。

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using principle of statistics and flac3d, the three-dimensional porous structural models of sandstone are reconstructed.

以砂岩为研究对象，利用统计学原理和FLAC3D软件重构了三维孔隙模型。

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the problems about the time estimations for completion in pert are statistically discussed in this paper.

本文根据统计学原理，对PERT方法的时间估计问题进行了分析；

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statistics-based arithmetic of jpeg quantization table

基于统计学原理的JPEG量化表的算法

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based on them, the valuable factors for diagnosing the invasion of cavernous sinus was acquired and the efficacy of mr images was surged to approach with discriminant analysis.

依据医学统计学原理中的判别分析法进一步系统分析MR图像对于是否海绵窦侵袭型垂体瘤的诊断意义。

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fourthly, according to principle of statistics, this paper carries out the comparison and statistical analysis of the evaluation results of the two methods.

第四，根据统计学原理对DEA模型与SFA模型评价结果进行了比较及统计学分析。

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