population mean的例句大全

estimate the population mean weight using the sample mean weight

利用采样的平均重量估计人口的平均体重

The Interval Estimate of the Difference of Two Population Mean Value

两个母体均值之差的区间估计

the standard error of the mean (sem) is a measure of how far your sample mean is likely to be from the true population mean.

标准误差的平均值（扫描电镜），是衡量有多远你的尿样的意思是可能会被从真实人口的意思。

In a simple random sampling, the sample mean is an unbiased estimate of the population mean.

在简单随机抽样中, 样本均值是总体均值的无偏估计.

The average heterosis of F2 over mid-parent based on population mean was-1.99% to 1.11% for all these traits. It suggests that little inbreeding depression exists for F2 and F3 seeds.

按群体平均数计算，这些性状F2的中亲优势仅为－1.99%～1.11%，这揭示出F2、F3近交衰退很少。

what does a longer-living population mean for relationships and families?

人口寿命的延长对婚姻关系和家庭意味着什么？

iq scores have a "population mean" of 100.

IQ得分的平均值为100。

significance test of difference between the population mean and the standard (standard deviation unknown, one-sided)

均值和标准差的鉴定（未知标准偏差的情况，单侧置信）

joint confidence region for population mean and variance

母体平均数及变异数的联合信赖区域

confidence limits for population mean

总体均值的置信边界

point estimation of the population mean and variance

随机抽样总体均值与方差的点估计

a method for weighted data fusion to estimate the population mean-value of random variables

估计随机变量母体均值的加权数据融合方法

interval estimation of the population mean

总体平均值的区间估计

hypothesis test for one population mean

二、一个总体平均数的假设检验

As delay time increases, the mean extinction time of a meta population decreases.

随延迟时间增大, 集合种群的灭绝时间将会减小.

The mean effective population size could be estimated as a harmonic means of the Ne.

估计出平均有效种群大小,作为所有世代Ne的调和平均值.

Some people mean that a small population of a small mouth and smooth.

有些人吝啬,一小口一小口地抿.

Shortening high school needn't mean dumping down the population necessarily sending kids off the college track.

缩短中学教育不一定意味着人口素质的下降--或者说不一定使孩子们偏离进大学深造之路.

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.

As the mean time, the great population needs tremendous food.

同时巨大的人口数量也对食物有很大的需求.