2. [Module E: 10 points]. You oversee a large assembly shop specializing in contract assignments. One of your clients has indicated the potential award of a substantial contract for the assembly of 25 units of a new product. The suggested bid price in the contract is based on an initial estimate of 25 hours of direct labour per unit (i.e., the average labour hours per unit). You decide to conduct two test assemblies, and the results are as follows: the first unit required 60 hours, while the second unit was completed in 45 hours. a. Calculate the learning rate, denoted as L (and provide its interpretation). Compute the revised progress rate, i (and provide its interpretation). Determine the anticipated hours required for assembling the third unit and the 25 th unit. Additionally, calculate the percentage change in productivity between the first and the 25 th unit. (4)