Pizza Vesuvio makes specialty pizzas. Data for the past 8 months were collected: Objective 3 Example 3.2 Refer to the information for Pizza Vesuvio. Pizza Vesuvio's controller wants to calculate the fixed and variable costs associated with labor used in the restaurant. Required: Using the high-low method, calculate the fixed cost of labor, calculate the variable rate per employee hour, and construct the cost formula for total labor cost