Answer:
Numeric variables have data values that are recognized as numbers hence they can be sorted numerically or entered into arithmetic calculations.
Two types of numerical variables are: interval and ratio.
-An interval variable has values whose differences are interpretable but it does not have a true zero.
-A ratio variable is a variable with the features of interval variable and, additionally, whose any two values have meaningful ratio, making the operations of multiplication and division meaningful.
Explanation:
