例句與造句

1. type ii error
   二類錯誤
2. the computer stochastic simulation test was used to study repeat number for controlling the probability of type ii errors and establish a formula calculating sample size in the ease of known historical data
   利用計算機摸擬試驗，從控制犯第二類錯誤的概率來研究兩總體均值比較試驗時的重復(fù)次數(shù)問題，求得在已知歷史資料情況下樣本容量的計算公式。
3. these including : based on the reliability checkout of experiment data, the optimum fit of probability model by finite contrast method can be used to avoid type ii error and the estimation of distribution parameter with extended bayesian method to avoid the phenomenon that the results err from matrix owing to the lack of experiment data
   主要做了以下工作：在土工實驗數(shù)據(jù)進(jìn)行可靠性檢驗的前提下，用優(yōu)度檢驗的有限比較法擬合概率模型，可以避免納偽現(xiàn)象的發(fā)生：用經(jīng)驗bayes方法估計分布參數(shù)可以解決由于實驗數(shù)據(jù)不足而可能導(dǎo)致的估計結(jié)果背離母體的現(xiàn)象。
4. It's difficult to find type ii errors in a sentence. 用type ii errors造句挺難的