Dollada Wongchai และ Mena Lao; Ampai Thongteeraparp. (2023) A Comparison of Parametric and Nonparametric Test Statistics for Testing the Mean Difference of Two Independent Populations. <i>Thai Science and Technology Journal</i>, <i>31</i>(2), 1-13.Dollada Wongchai และ Mena Lao; Ampai Thongteeraparp. "A Comparison of Parametric and Nonparametric Test Statistics for Testing the Mean Difference of Two Independent Populations". Thai Science and Technology Journal 31 (2023):1-13.Dollada Wongchai และ Mena Lao; Ampai Thongteeraparp. A Comparison of Parametric and Nonparametric Test Statistics for Testing the Mean Difference of Two Independent Populations. Research Division:ม.ป.ท. 2023.