numeric variable definition
A numerical or continuous variable (attribute) is one that may take on any value within a finite or infinite interval (e.g., height, weight, temperature, blood glucose, ...). There are two types of numerical variables, interval and ratio. numerical or continuous variable (attribute) is one that may take on any value within a finite or infinite interval (e.g., height, weight, temperature, blood glucose, ...). There are two types of numerical variables, interval and ratio.