Chap 4 homework assignment (These problems are not found in the textbook) These problems must be done in Excel. Answers or explanations can easily be put into text boxes within the spreadsheet, as demonstrated in posted solutions. Submit a single answer file to the homework link under the Chap 4 tab in Canvas. For hints, see the example problem worked out in the "Chap 4 Worked HW Examples" file posted in Canvas. 1. Over a twelve-month period, sales of specialized digital cameras for dental imaging were as follows: Month Sales Jan-19 6 Feb-19 8 Mar-19 5 Apr-19 9 May-19 12 Jun-19 9 Jul-19 14 Aug-19 10 Sep-19 12 Oct-19 14 Nov-19 14 Dec-19 15