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

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The Interval Estimate of the Difference of Two Population Mean Value

两个母体均值之差的区间估计

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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。

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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.

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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。

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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？

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iq scores have a "population mean" of 100.

IQ得分的平均值为100。

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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）

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joint confidence region for population mean and variance

母体平均数及变异数的联合信赖区域

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confidence limits for population mean

总体均值的置信边界

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point estimation of the population mean and variance

随机抽样总体均值与方差的点估计

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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

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interval estimation of the population mean

总体平均值的区间估计

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hypothesis test for one population mean

二、一个总体平均数的假设检验

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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.

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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.

词典精选例句

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.

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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.

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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.

词典精选例句

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.

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