Use the given frequency distribution to find the (a) class width. (b) class midpoint of the first class. (c) class boundaries of the first class. Weight (in pounds) Start 6 By 2 Table 1st Row 1st Column Class 2nd Column Frequency comma f 2nd Row 1st Column 135 dash 139 2nd Column 6 3rd Row 1st Column 140 dash 144 2nd Column 4 4st Row 1st Column 145 dash 149 2nd Column 11 5st Row 1st Column 150 dash 154 2nd Column 15 6st Row 1st Column 155 dash 159 2nd Column 8 EndTable Question content area bottom Part 1 A. (a) 4 (b) 137.5 (c) 134.5-139.5 B. (a) 4 (b) 137.5 (c) 135-139 C. (a) 5 (b) 137 (c) 135-139 D. (a) 5 (b) 137 (c) 134.5-139.5