查询词典 F test

NMath Stats contains a data table class with functions for computing descriptive statistics, such as mean, variance, standard deviation, percentile, median, quartiles, geometric mean, harmonic mean, RMS, kurtosis, skewness, and many more; PDF, CDF, inverse CDF, and random variable moments for a variety of probability distributions, including normal, Poisson, chi-square, gamma, beta, Student's t, F, binomial, and negative binomial; Combinatorial functions, such as factorial, log factorial, binomial coefficient, and log binomial; Multiple linear regression; Basic hypothesis tests, such as z-test, t-test, and F-test, with calculation of p-values, critical values, and confidence intervals; One-way and two-way analysis of variance and analysis of variance with repeated measures; Multivariate statistical analyses, including principal component analysis and hierarchical cluster analysis.

nmath统计包含一个数据表的阶层与职能计算描述性统计，如平均，方差，标准差，百分位，中位数， 25 ％，几何平均数，调和的意思是，有效值，峭度，偏度，还有更多的； PDF格式，民防部队，逆民防部队，并随机变量矩的各种概率分布，包括正常，泊松，卡方检定，伽玛，测试版，学生的吨，男，二项式，并负二项分布；组合的功能，例如阶乘，日志阶乘，二项式系数，并登入二项式；多元线性回归；基本假设测试，如的Z测试， t检验， F检验，计算p值，临界值，和置信区间；之一，双向和双方法方差分析和方差分析与反复的措施；多元统计分析，包括主成分分析和聚类分析。

With a large sample, the result from an F test and from an LM test should be similar

在大样本中，F检验和LM检验得到的结果相似。

The general correlations for j and f factors were derived by regression analysis and F test of significance.

同时通过对20种不同结构参数百叶窗翅片的336个试验数据点进行多元回归和F显著性检验，获得了j因子和f因子的经验关联式。

An sufficient condition under which the exact F test is uniformly most powerful unbiased test is discussed.

对于给出的精确的F检验给出检验存在条件以及是一致最优无偏检验的条件。

Unlike the F test and t test for one exclusion, the LM test and F test will not be identical

只有一个约束时，F检验和t检验是等价的，然而LM检验和F检验并不等价。

In this paper, the use of education statistics t test, F test methods such as the Department of Mathematics of the University 03 (1) classes and 02 (1) students carried out a four-year analysis of academic performance, try to find employment in academic performance of students with the internal relations, and to evaluate results, make recommendations.

本文运用教育统计学的t检验，F检验等方法对我校数学系03级（1）班和02级（1）班的学生四年学业成绩进行分析，试图找出学生的学业成绩与就业的内在联系，并对结果作出评价、提出建议。

The F test is just the overall significance test.

F检验就是全局显著性检验，由于F(6， 1184)=0.84，且

One approach, from mathematical point of view, is to translate the test into comparson of the constant a and proportion b of linear regression by using F test .

数学上该问题转化为对回归直线的常数 a和比例系数 b两组随机样本的 F检验。

Used regression sum of squares to get the F-test statistic in order to test the random effect, the power of the test is increasing function of the test variance.

通过残差平方和构造了F检验统计量对是否有随机效应进行检验，并得出了检验的势函数是检验方差的增函数。

"Davidia involucrate" was a rare valuable and endangered plant in China. In this article, We studied the distribution pattern of its population with t test of Dispersal index, X^2 test of Poisson distribution and F test of Morisita's index. Its assemble intensity is also analyzed through Negative binomial index, Green's index, Lloyd's index and Patchness index.

采用扩散系数的t检验、Poisson分布的x^2拟合检验及Morisita指数的F检验来研究珙桐种群的空间分布格局类型，用负二项参数、Green指数和Lloyd的平均拥挤度m(上标*与聚块性指标来研究珙桐的聚集强度。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。