Check my work Your boss would like you to estimate the fixed and variable components of a particular cost. Actual data for this cost over four recent periods appear below. Activity 31 Period 1 Period 2 Period 3 Period 4 Cost 3385 $374 $356 $400 27 32 Using the least-squares regression method, what is the cost formula for this cost? Multiple Choice o O v =$12034 + 38 o O = $0.00 + $15.51x o = $128 04 58.36x o 47 455 60