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- Does the rainfall in China fit the normal distribution? 中国的降水量符合正态分布吗?
- The Normal Distribution Tutorial: A tutorial on the Normal or Gaussian distribution. 常态分布讲解:常态或高斯分布的讲解。
- Based on the normal distribution theory of of seed germination rete loss during drying, a predicting model is developed. 根据种子干燥过程中发芽率损失的正态分布理论，建立了一个发芽率预测模型。
- The WR is close to the lognormal distribution, while the WDR is close to the normal distribution. 2个年份的需水量符合对数正态分布，而缺水率呈正态分布；
- In general, the t distribution is flatter than the normal distribution, and there is a different t distribution for every possible sample size. 一般地说，t分布比正常分布更平坦一些，对于不同的样本容易都有一个不同的相应t分布。
- Earlier in this section, we noted that the tails of the normal distribution approach but never touch the horizontal axis. 本节前面已经指示，正态分布的两个尾端趋近于横轴，但永远不与横轴相交。
- In the presenting model of funds performance estimation that based on the normal distribution,the benchmark portfolio is the excess return of stock index. 目前关于证券投资基金表现评价模型是在正态分布假设基础上以股市指数超额收益率为市场基准的评价模型。
- After counting and analyzing a great deal of the drainage area of debris flow on mountain slope, we find that the distribution of gradients is the normal distribution. 在对坡面泥石流流域大量原始坡度进行统计分析后发现,各坡面泥石流的坡度服从正态分布规律。根据这一分布规律,将本区坡面泥石流发生的坡度阀值确定为三类。
- The normal return fare to New York is fifty-six. 去纽约的来回票标准价是56元。
- The nuclei can relax to their normal distribution. 核子可以弛豫到它们正常分布状态。
- This case is not amenable to the normal rules. 这件事经不起常规的检验。
- The results of empirical study indicate that the SV models based on the heavy_tailed distribution account more adequately for the features of the return series and volatility of Chinese stock market than that based on the normal distribution. 实证结果表明;厚尾分布的随机波动性模型较正态分布的随机波动性模型能更好地描述我国股市的回报与波动性的特征.
- Less than the normal ability to respond to stimuli. 敏感减轻对刺激反应能力低于正常水平
- The samples of environmental and exposure concentrations could be thought from the same normal distribution, that is, the bivariable random sampling in the normal distribution population. 因此,在较稳定的粉尘作业场所环境与接触浓度认为是来自同一总体,即正态双变量随机抽样。
- Firstly, Kolmogorov-Smirnov test method was used to test the normal distribution of indices, including DJI, S &P500, FTSE, N225, SSEC and SZCI, we find that the returns of these indices are not normal distribution. 本文首先利用Kolmogorov-Smirnov检验了道琼斯工业平均指数、标准普尔500指数、伦敦金融时报指数、日经225指数、上证综合指数和深证成份指数的正态分布特性,发现这些指数的收益率波动都不是正态分布的。
- She refused to conform to the normal social conventions. 她拒绝遵从正常的社会习俗。
- The statistical analysis on S Box of data encryption standard(DES) has been conducted in this paper,It is found that the sum of the DES eight sub S Box output obeys the normal distribution with parameters (60,170). 对数据加密标准 (DataEncryptionStandard ,DES)中所涉及到的S 盒进行了统计分析后发现 ,DES中的八个S 盒的输出之和服从参数为 ( 60 ,170 )的正态分布 ,从而发现DES在安全方面存在隐患
- Accordng to Gaussian distribution equation, we can paint a curve and obtain the normal distribution curve of random error and the rule of random error. According to the rule, we may get probability of random and confidence interval. 按高斯误差分布方程作图可得偶然误差的正态分布曲线,根据方程和曲线可得偶然误差的分布规律,可求出偶然误差出现的概率,从概率可得到平均值的置信区间。
- Schematic shows the typical changes of lymphangitic spread within the secondary lobule.Both the septal and core structures are involved because of the normal distribution of lymphatics. 示意图显示了次级肺小叶典型的淋巴转移改变。因为正常的淋巴分布，间隔和核心结构都被累及。
- Estimators of parameters of the normal distribution are derived for samples that are doubly truncated based on the statistics and aimed at the case of suppliers' removing all nonconforming unites. 摘要针对供应商管理过程中出现的剔除不合格品数据的情况，以统计理论为支撑，推导了正态分布截尾样本的特性。
