Faraway, J. J. (2002). Practical regression and ANOVA using R (Vol. 168). Bath: University of Bath.

Kim, H. Y. (2014). Analysis of variance (ANOVA) comparing means of more than two groups. Restorative dentistry & endodontics, 39 (1), 74-77.

Kim, T. K. (2017). Understanding one-way ANOVA using conceptual figures. Korean journal of anesthesiology, 70 (1), 22-26.

MacFarland, T. W., & Yates, J. M. (2016). Friedman twoway analysis of variance (anova) by ranks. In Introduction to Nonparametric Statistics for the Biological Sciences Using R (pp. 213-247). Springer, Cham.

Mishra, P., Singh, U., Pandey, C. M., Mishra, P., & Pandey, G. (2019). Application of student’s t-test, analysis of variance, and covariance. Annals of cardiac anaesthesia, 22 (4), 407.

Tabachnick, B. G., & Fidell, L. S. (2007). Experimental designs using ANOVA (Vol. 724). Belmont, CA: Thomson/Brooks/Cole