[Solved] If your \(\chi_{o b t}^{2}\)= 53.01 and N = 25, what is C? Contribution Rate: The percentage or amount that is contributed to a retirement or investment plan, usually on a regular basis, by an employer, employee, or both. Monthly Sales: The total revenue generated from sales activities within a calendar month. Graphical Approach: A method of solving problems or illustrating concepts by using diagrams, charts, or graphs. CVP Analysis: Cost-Volume-Profit Analysis is a method used in managerial accounting to analyze how revenues, costs, and profits change with variations in sales volume.