短語詞組短語median unbiased confidence interval 中位數(shù)不偏信賴區(qū)間short unbiased confidence interval 短不偏信賴區(qū)間asymptotically shortest unbiased confidence interval 漸近最短不偏信賴區(qū)間;漸近最短無偏置信區(qū)間best linear unbiased confidence interval 最優(yōu)線性無偏置信區(qū)間 返回 unbiased confidence interval