Two groups of inspectors, A and B, are to be assigned to a quality control inspection. At least 1800 pieces must be inspected per 8-hour day. Group A inspectors can check pieces at a rate of 25 per hour, with an accuracy of 98%. Group B inspectors check at a rate of 15 pieces per hour, with an accuracy of 95%. The wage rate of a group A inspector is $4 per hour, whereas that of a group B inspector is $3 per hour. Each time an error is made by an inspector, the cost to is $2. Total 8 group A inspectors and 10 group B inspectors are available. The objective is to determine the optimal assignment of inspectors, i. e., how many inspectors from each group are assigned to inspection, which minimizes the total cost of inspection.

Afreelance​ singer-songwriter is planning the restoration of a recently purchased civil​ war-era farmhouse. while he professes an enjoyment​ of, and talent in the construction​ trades, the theory of comparative advantage implies that a. the value of what he imports​ (in this​ case, professional contractor​ services) must equal the value of what he exports​ (songs). b. he should concentrate on the restoration work since his​ out-of-pocket costs will be much lower than if he hires professionals. c. ​self-sufficiency is​ advantageous, hence he should split his time between music and construction. d. the income lost while away from music will likely exceed the savings realized by doing the work​ himself, thus, he should hire professionals to do the restoration work. e. he ought to do as much of the work himself as possible since imports​ (in this​ case, professional contractor​ services) should always be restricted to those things that cannot be done internall

Abank provides its customers mobile applications that significantly simplify traditional banking activities. for example, a customer can use a smartphone to take a picture of a check and electronically deposit into an account. this unique service demonstrates the bank’s desire to practice which one of porter’s strategies?

Diamond motor car company produces some of the most luxurious and expensive cars in the world. typically, only a single dealership is authorized to sell its cars in certain major cities. in less populous areas, diamond authorizes a single dealer for an entire state or region. the manufacturer of diamond automobiles is using a(n) distribution strategy for its product.