11.3 NFOVIS VS SCIVIS 11.3.3 DATA ATTRIBUTES Data type Attribute domain Operations Examples nominal unordered set comparison text, references syntax elements ordered set ordering ratings (e.g, bad average, good) discrete integers(7, N) integer arithmetic lines of code continuous reals(R) real arithmetic code metrics Table 11.1. attribute data types in infovis11.3 INFOVIS VS SCIVIS 11.3.3 DATA ATTRIBUTES Table 11.1. Attribute data types in infovis