K The following table is the hours playing video games, x, and the test scores, y, of students. Hours 12 15 14 10 11 13 playing 12 14 Test 99 63 79 115 108 82 98 scores 73 a. If a student spent 11.5 hours playing video games, predict his achievement test score. Round to a whole number. b. Form the regression line with the scatterplot and input it in the SHOW YOUR WORK area