Answer:
Summing the marginal values to find the total and dividing it by the number of workers to get the average.
Step-by-step explanation:
As we know that the marginal product of labor would be the extra amount of the product that is received by adding one or more labor in the process of the production. Now if we add the marginal amounts so we can get the total product
Also the average product could be determined by dividing the total product by its number of workers
Therefore the above is the answer