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 4 $ 1, 880 February $ 2,780 March $ 2, 200 April $ 1, 242 May $ 1,950 June $ 2, 520 July $ 3,552 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