ProfessorSnake ProfessorSnake 29-01-2024 Mathematics contestada What happens to the mean of the data set shown below if 34 is added? [2, 11, 3, 4, 9, 10, 5, 12]A The mean is increased by 3. B The mean is increased by 7. C The mean is increased by 10. D The mean is increased by 12.