Lakenwilliams7809 Lakenwilliams7809 22-03-2018 Mathematics contestada What is the mean for the data set? 682, 605, 648, 678, 654, 612, 606, 621, 642, 679 Express your answer as a decimal to the nearest tenth. A. 633 B. 631.5 C. 642.7 D. 654