Variable Variable Type Id (unique identifier - don't use) CRISP-DM: PHASE TWO mpg Numerical BUSINESS UNDERSTANDING cylinders Categorical displacement Numerical horsepower Numerical ANSWERS HERE: weight Numerical 2.3 a. List of variables with variable type. acceleration Numerical (fill in table) year Date Origin: 1-North America; 2- Europe; 3- Asia Categorical - see note below 2.3 b. Do you need to remove or combine any Name (unique identifier - don't use) "XXXXXXXXXX variables? Note: Origin is an example of a categorical variable that's recorded as numbers. The numbers don't represent a quantitative amount. They are just labels for a region. So despite the fact that the data for Origin are numbers, the numbers represent categories. Thus this is a categorical variable