You want to have $15,000 saved up in 10 years time. How much do you need to invest today, compounded continuously at 3.2%, to achieve that? Also how much time did you earn over the 10 years.

Is the response to the survey question "did you smoke in the last week question mark "response to the survey question "did you smoke in the last week? " a discrete random variable, a continuous random variable, or not a random variable?