population mean是什么意思

网络释义

用法例句

Managers also encounter situations in which it is useful to test for the equality of more than two population means.

管理人员还会遇到需要检验两个以上的总体平均数是否等同的问题。

deviation of sampling average from general average

抽样平均数和总平均数的离差

ensemble average

集平均;统计平均值;系综平均值;总体均值

The mean of a normally distributed population lies at the center of its normal curve.

正态分布总体的平均数在正态曲线的中心。

The Combination and Application of the Gross Index and the Average Index Systems;

总量指标与平均指标指数体系的结合运用

Lumped Parameter Analysis Method of Unsteady-State Conduction of Sphere

圆球物体非稳态导热平均温度集总参数法探讨

A quantity, such as a mean, that is calculated from data and describes a population.

母数一种如平均数等从数据中计算出来的用来描述总体的数值

overall average internal rate of return

平均总体内部回报率

(statistics) law stating that a large number of items taken at random from a population will (on the average) have the population statistics.

（统计）从总体中随机抽取大量样本在平均情况下都能呈现总体的统计数。

it is an estimate of the mean of the population.

这是对总平均数的一个估计。

A Study of Ensemble Empirical Mode Decomposition;

总体平均经验模式分解法的理论研究

Estimation of Several Samples Exponential Distributions under Simple Tree Order;

树半序约束下多指数总体均值的估计

The reported 257 experimental data for 21 systems were well correlated and the total absolute average deviation (δAAD) is 1.15%.

对21个体系257个氨基酸溶解度数据进行了关联,总体绝对平均偏差为1.15%。

take an average

平均起来算，算出平均数

weighted mean value

加权平均值，计数平均值

amount to or come to an average, without loss or gain.

总计或者共计一个平均数，没有遗失或者增进。

Judging by the 95% confidence range of the population average per mu yield,typical sampling is more accurate than random sampling.

从亩产总体平均值95%的置信范围看,典型众数抽样亦较之随机抽样为精确。

Averages will usually be interpreted as ensemble averages, taken over a large number of independent experiments or observations.

“平均”通常应理解为“总体平均”，也就是说，是指对大量独立实验或观测结果进行平均。