19 Use the following to answer the question below. A high school senior is collecting data on the colleges in which she is interested. Identify the variables as either categorical or quantitative. Part C: State: the state in which the college is located O .Categorical b .Quantitative QUESTION 20 A sample of college age students shows an interesting association between hair length (in inches) and height (also in inches). On average, shorter students tend to have longer hair. What is a possible confounding variable that would help explain this relationship? O a Gender O b Age O c.Grade point average O .Local fashion preferences