Attribute test Nominal attributes A nominal attribute can produce binary or multiway splits There are 2-1-1 ways of creating a binary partition of n attribute values For a multiway split the number of outcomes depends on the number of distinct values for the corresponding attribute 1/30/2021 PATTERN RECOGNITIONAttribute test Nominal attributes ◦ A nominal attribute can produce binary or multiway splits. ◦ There are 2 N-1 -1 ways of creating a binary partition of N attribute values. ◦ For a multiway split, the number of outcomes depends on the number of distinct values for the corresponding attribute. 1/30/2021 PATTERN RECOGNITION 13