Mean squared error and |Bias| (in brackets) values for different estimators for Population I without measurement error.

Mean squared error and |Bias| (in brackets) values for different estimators for Population I without measurement error.针对无测量误差的第一类总体（Population I），各不同估计量对应的均方误差（Mean Squared Error）及括号内标注的绝对偏差（|Bias|）数值。