Ricardo gathered income data from a small sample of people 18 years old or older. from the data he collected, ricardo was able to model income based on a person's a
years of college. his model approximates a person's income, in thousands of dollars, as the square root of the product of 200 and the sum of how much older, in years,
is and their number of years of college.
which equation represents ricardo's model of a person's income, where i represents income in thousands of dollars, a represents age in years, and y represents the mi