The table shown to the right gives the population of a rhino species over selected years. a. Find the equation for the least squares line. Let x correspond to the number of years since 1990 and let y correspond to the rhino population. b. Use the answer from part a to predict the rhino population in 2025. c. Use the answer from part a to predict what year this species of rhino will go extinct. d. Calculate and interpret the correlation coefficient. Year Population 1990 88 1995 76 2000 69 2005 55 2010 51