5 Required information [The following information applies to the questions displayed below.) Phillips Company manufactures air-conditioning units for commercial buildings and has noticed considerable variation in shipping expenses from month to month as per the data below. Total Units Shipping Month Shipped Expense January $2,360 February $3,260 32 March 5 $2,800 April 2 $1,314 May June July 3 $2,310 $3,240 B $4,704 es 9. Given the facts in part 3-8, estimate the total contribution margin for August if seven air conditioners are produced and sold Total contribution margin