Fig. 6
A matrix plot represents: the first 7 plots for Q–Q plot of the first 7 principal components, orderly, and the last two plots (plot 8 and 9) are T-Chart plot for countries based on principal factors
Fig. 6 | Journal of Big Data
A matrix plot represents: the first 7 plots for Q–Q plot of the first 7 principal components, orderly, and the last two plots (plot 8 and 9) are T-Chart plot for countries based on principal factors