The data show the number of cases of measles and mumps for a recent 5-year period. Measles cases 43 140 71 63 212 ( x ) Mumps cases 800 454 1991 2612 370 (y) The estimated regression equation is y = -9.1x + 2206.2 . Given a year with 100 cases of measles, predict the expected number of cases of mumps for that year. Round your answer to the nearest whole number. O 3116 O 100 1296 O 231