biased estimator
常见例句
- The reasons there are two main expressions for population and sample" is that one is biased estimator and the other is not."
“母体”与“样本”之所以有两种表达公式，是因为一个是有偏估计，另一个则不是。 - We give the approximation formulas of the variance of the sample ratio estimator for a population mean and its asymptotically non-biased estimator in multi-stage sampling.
讨论多阶段抽样比率估计及其样本量选择的问题 ，给出了比率估计抽样均方误差的近似公式及其渐近无偏估计的公式 。 返回 biased estimator