highly significantp < 0.0001
This applies to all types of service, and each of these observed differences between the countries is highly significant ( p < 0.0001 according to both Kruskal-Wallis test and Mann-Whitney U -test).
This applies to all types of service, and each of these observed differences between the countries is highly significant ( p < 0.0001 according to both Kruskal-Wallis test and Mann-Whitney U -test).