K Suppose the Consumer Price Index in 2019 is 131.9, with 2002 as the base year. (a) What is the purchasing power of the dollar in 2019 compared to 2002? (b) What is the real income, relative to 2002, of a wage earner whose income amounted to 62,900 in 2019? (a) The purchasing power of the dollar in 2019 compared to 2002 is $ (Round to six decimal places as needed.)