a. Explain the difference between categorical and quantitative variables. b. Give an example of a categorcal variable. c. Give an example of a quantitative variable. a. What is the difference between categorical and quantitative variables? O A. A variable is called categorical if each observation belongs to one of a set of categories. A variable is called quantitative if observations on it can be placed into one singular categorical group. O B. A variable is called categorical if each observation is measured numerically. A variable is called quantitative if observations on it represent different magnitudes of the variable. O C. A variable is called categorical if each observation belongs to one of a set of categories. A variable is called quantitative if observations on it take numerical values that represent different magnitudes of the variable. O D. A categorical variable is any characteristic observed in a study. A quantitative variable is the numerical value associated with each characteristic. b. Give an example of a categorcal variable. Select all that apply. A. Height B. Type of residence O C. GPA D. Dating status c. Give an example of a quantitative variable. Select all that apply. A. Sex O B. Age O C. Education level D. Weight