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Table 5 Comparison between groups of activities in all levels of knowledge

From: Cultural change and loss of ethnoecological knowledge among the Isthmus Zapotecs of Mexico

Level of knowledge   Sum of squares df Mean square F Sig.
Competence in visual recognition Between groups 12631.781 1 12631.781 456.531 <0.001
Within groups 8245.385 298 27.669   
Total 20877.166 299    
Competence in recognition of plant form Between groups 13457.411 1 13457.411 457.220 <0.001
Within groups 8771.075 298 29.433   
Total 22228.486 299    
Competence in recognition of genera Between groups 14436.678 1 14436.678 431.136 <0.001
Within groups 9978.589 298 33.485   
Total 24415.267 299    
Competence in recognition of specific name Between groups 17385.702 1 17385.702 432.363 <0.001
Within groups 11982.854 298 40.211   
Total 29368.556 299    
Competence in knowledge of use Between groups 9706.413 1 9706.413 458.053 <0.001
Within groups 6314.800 298 21.191   
Total 16021.213 299    
Global index Between groups 4905.139 1 4905.139 565.941 <0.001
  Within groups 2582.835 298 8.667   
  Total 7487.974 299    
  1. The analyses of variance show a statistically significant difference (indicated in bold) in all levels of knowledge.