Definitions for "Discrete variable"
a variable that can be measured only by means of whole numbers; or one which assumes only a certain set of definite values, and no others.
Variable like 1,2,3. Bond ratings are examples of discrete classifications.
a variable that has a finite or countable number of states, whereas a continuous variable is a variable that has an uncountably infinite number of states
Keywords:  lane, steps
STEPS LANE