interval estimation [数] 区间估计 ; 区域估计 ; 区间推定 ; 区间预计
estimation of postmortem interval 死亡时间推断 ; 死后时间推断 ; 死后经过时间推定
interval estimation method 区间估计法
confidence interval estimation 置信区间估计 ; 区间估计
bayesian interval estimation bayes区间估计 ; 贝氏区间估计 ; 贝叶斯区间估计
point estimation and interval estimation 点估计和区间估计
Bayes interval estimation 贝叶斯区间估计
Business case estimation accuracy is usually very low, with the actual confidence interval often higher then 50%, as no detailed functional and project analysis is usually performed.
业务案例评估的精度经常很低，由于通常不能完成细节的功能分析，可信区间通常高达50%。
Conclusion Normal distribution theory may be used in the interval estimation and hypothesis testing of rank sum.
结论对秩和与秩和比可以应用正态分布理论作区间估计和假设检验。
Results: Deduce the formula of the interval estimation of small sample and large sample.
结果：分别就小样本、大样本推导出区间估计公式。
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