R script for the Maturity Level of SMEs

This R-based script automates the statistical processing required to evaluate the digital maturity of MSMEs within the DIGROW methodological framework the code performs the calculation of the Digital Maturity Index (DMI), executes descriptive profiling, and conducts Kruskal-Wallis non-parametric inferential tests to identify significant differences across economic sectors and geographic regions. Furthermore, the script generates advanced data visualizations, including heatmaps and stacked bar charts, designed to facilitate the diagnosis of operational "bottlenecks" and the identification of "digital islands" within the business fabric