• On a negative note, you discovered that PHP has no native access to sampling distributions, which is a requirement for implementing most statistical tests.

    不利一面发现PHP对于取样分布缺乏内在手段而这实现大多数统计测试所必需的。

    youdao

  • The included file, Distribution.php, contains methods that generate sampling-distribution statistics for several commonly used sampling distributions (Student t, Fisher f, Chi Square).

    包含的文件Distribution . php包含几个常用抽样分布(t分布、f分布和X平方分布)生成抽样分布统计信息方法

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  • Sampling distributions of mean direction and resultant length were used to develop control charts respectively reflecting the central tendencies and positions of the Angle process.

    基于平均方向和合向量长度抽样分布,研究反映角度过程集中程度的合向量长度控制反映角度过程集中位置的平均方向控制图。

    youdao

  • In explicit UPDATE STATISTICS operations in MEDIUM mode, a new SAMPLING SIZE option in the resolution clause specifies the minimum number of rows to sample for column distributions.

    使用MEDIUM模式式的UPDATESTATISTICS操作,可以在resolution句中使用新的SAMPLINGSIZE选项分布抽样指定最小行数

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  • In explicit UPDATE STATISTICS operations in MEDIUM mode, a new SAMPLING SIZE option in the Resolution clause can specify the minimum number of rows to sample for column distributions.

    MEDIUM模式显式UPDATESTATISTICS操作resolution子句新的SAMPLINGSIZE选项可以指定分布进行抽样最少行数

    youdao

  • It typically USES random number 5 generators to generate multiple scenarios of a model by repeatedly sampling values from the probability distributions for the uncertain variables.

    使用随机数5生成器通过重复地根据不确定变量概率分布采样生成模型多重情境

    youdao

  • Under the same amplitude modulation index and same frequency modulation index, different SVM waveforms can be derived from different sampling point distributions.

    相同频率调制幅度调制比情况,对调制信号的不同采样分布可以得到不同的SVM波形。

    youdao

  • This paper gives a statistical method of working out reliability sampling inspection plans for items whose failure times are distributed as exponential distributions.

    本文给出了制订定时截下指数分布产品可靠性抽样检验方案统计方法

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  • Its growth status and distributions in Zhuhai City were studied by route survey and plot and line transect sampling.

    结合线路调查、样方调查样带调查法,分析研究了珠海市水松林分布现状发展趋势。

    youdao

  • Its growth status and distributions in Zhuhai City were studied by route survey and plot and line transect sampling.

    结合线路调查、样方调查样带调查法,分析研究了珠海市水松林分布现状发展趋势。

    youdao

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