Q1 [20% OF TEST] is based on this case: John runs a snow cone stand near the local park. John wants to determine his cost behavior patterns. He has the following info about his recent operation Month Number of snow cones Total operating costs January 7,500 $4,700 February 7,600 $4,600 March 6,700 $4,400 April 6.600 $4,300 May 7,250 $4,500 Q1.a. The variable cost per snow cone using the hi-lo method is: Using hi-lo method, the fixed costs for a month? Q1.b. Using Micro-Soft Excel and its regression or plot function, determine the variable cost rate and the fixed cost