AND is a logical operator. Use it to define combined conditions:
Variable-type data:
GENDER (1) AND INCOME (6)
ASCII data:
4/10 (1) AND 4/20 (6)
The above statement could also be written as:
Variable-type data:
GENDER (1) & INCOME (6)
ASCII data:
4/10 (1) & 4/20 (6)
Related topics: