Bailey Nickles, managing director of the Vancouver Consulting Group, is examining how overhead costs behave with changes in monthly professional labour-hours billed to clients. Assume the following historical data: B (Click the icon to view the data.) Required Requirement 1. Compute the linear cost function, relating total overhead cost to professional labour-hours, using the representative observations of 5,000 and 9,000 hours. Plot the linear cost function. Does the constant component of the cost function represent the fixed overhead costs of the Vancouver Consulting Group? Why? Select the labels for the cost function using the representative observations of 5,000 and 9,000 hours. Historical data + Total Professional Labour-Hours Billed to Clients Overhead Costs 320,000 4,000 385,000 5,000 415,000 6,000 457,000 7,000 533,000 9,000 567,000 10,000