normal distribution的例句大全

All datas were processed by statistic package deal SPSS 16.0. Variables of normal distribution were shown as χ± s. t test was used to compare the two groups. Linear correlation analysis was used.

所有数据经SPSS16.0统计软件包进行处理，正态分布资料变量以x±s表示，两组间比较采用t检验，数据的相关分析应用直线相关分析。

Diameter distribution of tree stratum reveals truncated normal distribution.

乔木层株数随胸径分布呈现截尾正态分布。

The data sample insensitivity analysis had been used normal distribution and uniform distribution separately.

用于灵敏度分析的数据样本分别采用了正态分布与均匀分布。

The analogue results showed that normal distribution was more suitable for insensitivity analysis.

模拟结果显示正态分布所产生的数据样本更适合于灵敏度分析。

The most of soil water properties obey normal distribution. If it would not obey normal distribution, it may be transitioned with log.

土壤水分特性绝大部分符合正态分布，不符合正态的需进行对数转换，使之符合对数正态分布。

Random sampling techniques of the normal distribution

正态分布的抽样方法

According to data statistic and Kolmogorov rule test, the mineralizing events are coeval with or postdate comagmatic intrusions. The time gap obeys to normal distribution under 0.05 confidence level and cluster between 0 and 16.0 Ma averaging at about 7.0 Ma.

数据统计分析及柯尔莫哥洛夫准则检验结果显示，成矿事件一般同步或略滞后于同源岩浆活动，成岩成矿时差在95%信度下服从正态分布，介于0~16.0Ma，均值约为7.0Ma。

The results are that the landfill is radical changing and the natural density, the water content, angle of internal friction and cohesion are all normal distribution. 2.

天然密度、含水量、内摩擦角及内聚力均呈正态分布。

It is concluded that the angle of internal friction of backfill soil, the angle of friction between the earth and the wall back, the specific weight of backfill, the basis friction coefficient, the hydraulic gradient etc. are all normal distribution random variables.

认为回填土的内摩擦角、土与墙背摩擦角、填土重度、基底摩擦系数、水力坡度等均为服从正态分布的随机变量。

The normal distribution test was conducted in the variables, and the abnormal distribution test was applied to analyze the data after logarithm transition;

对各变量进行正态分布检验，非正态分布资料进行对数转换后分析；

Proof of Limited Distribution of t Distribution is Standardized Normal Distribution

关于t分布的极限分布为标准正态分布的证明

We got the normal distribution map through analysis the resistance variance of the F3 population.

对F3代数据进行方差分析，得到其正态分布图。

The factors such as bridge span, flooding period, visibility also have an effects on the probability of ship bridge collision, especially flooding period greatly influences the probability which approaches normal distribution;

船撞桥的概率与桥梁跨距、洪水、能见度等因素有关，尤其是洪水对船撞桥概率影响较大，近似呈正态分布。

In this paper, we concretely design a fixed-width confidence interval for the variance σ 2 of a normal distribution N(μ,σ 2) by two-stage procedures and provide the optimal sample size of the first stage by numerical computations.

利用两阶段抽样，我们具体给出了正态总体方差的一个置信区间，它同时满足可靠度与精度，利用数值计算的方法，我们计算出第一阶段的最优抽样量。

It is shown that both the predicted fatigue life and the test results of fatigue life of notched elementals of 45 carbon steel under tension tension variable amplitude loading follow the log normal distribution, and the two distributions agree well with each other.

结果表明：45钢缺口件在多级拉拉变幅载荷下的疲劳寿命和累积疲劳损伤临界值的预测值与试验值均近似服从对数正态分布，且两者符合很好。

The second kinds of methods are that compared Laplace distribution with normal distribution to see Laplace distribution is more superior than normal distribution.

第二种方法是对Laplace分布和正态分布进行对比，看Laplace分布是否比正态分布更优越。

This paper used entropy theory to reach a conclusion that under the condition of enough large samples, the average empirical information amount is approximate normal distribution;

基于信息-熵理论证明在样本足够大的条件下，抽样信息量的平均值近似服从正态分布；

when the errors follow a normal distribution, the robust estimation method is essentially as good as ols.

当误差服从正态分布时，稳健估计方法与OLS基本一样好。

the probability distribution function for the life of the button type zinc silver oxide cells is a normal distribution based on the statistical data obtained from the discharge time of 194 pieces of cells under 2k Ω constant resistance discharge.

本文根据194只扣式锌/氧化银电池在2kΩ恒电阻条件下放电时间（寿命）的统计结果，导出了该电池寿命的概率分布是服从正态分布规律的。

The phenotypic of leaf, growth traits and stem form traits are all normal distribution, which indicate that they are controlled by polygons.

叶片形态、生长性状、干形性状表现型分离均呈正态分布，表明他们均由微效多基因控制。