摘要
本文阐述了σ已知时和σ未知时单次测得值X和算术平均值Xm的极限误差计算方法 ,探讨了它们之间的相互关系 。
This article deals swith the Limit Error Calculation Method of single_measured value X and arithmetic average value X m when σ is known and σ is unknown.It has discussed the mutual relation between them,handing method in practice and the improvement of reliability of Limit error.
出处
《松辽学刊（自然科学版）》
2001年第4期63-64,共2页
Songliao Journal (Natural Science Edition)
关键词
极限误差
正态分布
T分布
Limit error
normal distribution
t distribution
