Question 4 NY printing Inc, produces luxury checkbooks. The company's operating budget for September 2015 contains following information: Number of checkbooks 15,000 Selling price per book $20 Variable cost per book $8 Fixed cost for the month $145,000 The actual results for September, 2015 were as follows: Number of checkbooks 12,000 Selling price per book $21 Variable cost per book $7 Fixed cost for the month $150,000 The vice president of the company observed that the operating income for September was much lower than anticipated, despite a higher than budgeted selling price and lower than budgeted variable cost per unit. As the company's manager you are asked to provide explanation for the disappointing September results. a. Prepare a static budget based variance analysis for September performance. b. Prepare a flexible budget based variance analysis for September performance. c. Why might management find flexible budget based variance analysis more informative than static budget based variance analysis? Explain your