sample mean的例句大全

The mean simulation precision of cubic tendency plane model is 93 01%, while the mean forecast precision of 20 groups of sample prepared in advance is 93 24%.

而三次趋势面模型的平均模拟精度为93.01%，预留的20组样本的平均预测精度为93.24%。

And what I mean, I guess, is that two games is a very small sample size.

而我所说的则是这两场比赛有些相似之处.

We process the data of normal group with independent sample t test, and operation group by paired t test. Results: All indexes were calculated the mean and standard deviation.

所得数据正常组采用独立样本t检验，手术组采用配对t检验。结果：所有指标均计算得出均值及标准差。

The precise foil of the alloy is provided with excellent temperature self compensating property and other properties, especially mean thermal output coefficient and adaptability to sample materials.

该合金精密箔材具有优异的温度自补偿性能和其他性能，特别是其平均热输出系数Ct和对试件材料的适用性明显优于国外。

The performances of DQDB MAN with multiple priorities are analyzed. The expressions of mean message sojourn time in the buffer are derived. For a sample of 38 sources we derive an average value of

本文分析了多优先级DQDB城域网的性能，得到了采用不同优先级时，报文平均停留时间的表达式。平均结果为

The expression to estimate confidence interval of normal distribution mean-value: which was deduced with knowing variance ( large sample) and unknowing variance ( smallsample).

方差已知（或大样本）、方差未知（或小样本）的情况下的数据融合方法估计正态分布母体均值的置信区间。

Sample Survey Method in Sensitive Questions and Mean Square Errors of Estimates

敏感性问题中的抽样调查方法与均方误差

on the distribution of root-mean-square value of simple random sample

简单随机样本平方平均数的分布

Effects of crown ratio and mean height on the relative stem form were studied by sample plots and sample trees for Pinus tabulaeformis in main forested region of Shaanxi.

本文用在陕西主要林区调查的油松标准地、标准木材料，就树冠率和平均高对相对干形的影响进行了研究。