Answer
Class width: 5.
Class midpoints: 2, 7, 12, 17, 22, 27, 32, 37.
Class boundaries: −0.5, 4.5, 9.5, 14.5, 19.5, 24.5, 29.5, 34.5, 39.5.
Work Step by Step
Class width: 5.
Class midpoints: 2, 7, 12, 17, 22, 27, 32, 37.
Class boundaries: −0.5, 4.5, 9.5, 14.5, 19.5, 24.5, 29.5, 34.5, 39.5.