biased estimator
常見例句
- The reasons there are two main expressions for population and sample" is that one is biased estimator and the other is not."
“母躰”與“樣本”之所以有兩種表達(dá)公式，是因爲(wèi)一個是有偏估計，另一個則不是。 - 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.
討論多堦段抽樣比率估計及其樣本量選擇的問題 ，給出了比率估計抽樣均方誤差的近似公式及其漸近無偏估計的公式 。 返回 biased estimator