【摘要】 给出了方差未知时两总体均值比较的近似方法(Welch-Satterthwaite方法),Bayes方法和一个Monte Carlo模拟算法,并用一个算例进行了比较.更多还原

【Abstract】 Three methods were given for comparison the two population means with unknown variances,such as Welch-Satterthwaite method,Bayes method and a simulation method.An example shown that the simulation method was feasible.更多还原