Research Article

Comparison of Test Statistics of Nonnormal and Unbalanced Samples for Multivariate Analysis of Variance in terms of Type-I Error Rates

Table 2

Type-1 error rates of simulation results for Student’s t distribution.

Number of variables
Test statisticRHWRHW

Homogeneous variance(10-10-10)0.07650.07540.07540.07740.07650.07540.07540.0774
(20-20-20)0.07690.07260.08120.07350.07690.07260.08120.0735
(50-50-50)0.06950.06920.06800.07600.06950.06920.06800.0760
(10-10-20)0.08150.07960.07750.08020.08150.07960.07750.0802
(10-10-50)0.12240.12440.12940.12400.12240.12440.12940.1240
(10-20-20)0.09240.09470.08780.09420.09240.09470.08780.0942
(10-20-50)0.10790.11250.11400.11160.10790.11250.11400.1116
(10-50-50)0.10650.09800.10360.10050.10650.09800.10360.1005
(20-20-50)0.08360.07990.08470.08590.08360.07990.08470.0859
(20-50-50)0.09160.09280.09370.09240.09160.09280.09370.0924

Heterogeneous variance(10-10-10)0.08020.07440.08230.07370.08020.07440.08230.0737
(20-20-20)0.07440.07440.07610.07540.07440.07440.07610.0754
(50-50-50)0.07350.07930.07070.06870.07350.07930.07070.0687
(10-10-20)0.07910.08070.08100.07680.07910.08070.08100.0768
(10-10-50)0.11910.13240.12050.12490.11910.13240.12050.1249
(10-20-20)0.08690.09130.09180.09580.08690.09130.09180.0958
(10-20-50)0.10410.10900.10760.10890.10410.10900.10760.1089
(10-50-50)0.10070.10440.10690.10640.10070.10440.10690.1064
(20-20-50)0.08660.08660.08140.08200.08660.08660.08140.0820
(20-50-50)0.09640.09540.09460.09350.09640.09540.09460.0935