Aresearch company is looking at the correlation between the years since 1970 and the average amount of years that couples stay married. use complete sentences to explain how the data below indicates a non-linear model. time (in years) since 1970: 0, 10, 20, 30, 40 average age of a marriage (yrs.): 10, 11.2, 13.9, 17.2, 29