a certain market has both an express checkout line and a superexpress checkout line. let x1 denote the number of customers in line at the express checkout at a particular time of day, and let x2 denote the number of customers in line at the superexpress checkout at the same time. suppose the joint pmf of x1 and x2 is as given in the accompanying table.

Someone knows the answer i need in the exam

States that if there is no specific employment contract saying otherwise, the employer or employee may end an employment relationship at any time, regardless of cause. rule of fair treatment due-process policy rule of law employment flexibility employment at will

Fortress international, a large conglomerate, procures a few component parts from external suppliers and also manufactures some of the key raw materials in its own subsidiaries. aside from this, the company does not solely depend on outside distributors to reach its customers. in fact, it has its own retail stores to distribute its products. in this scenario, which of the following alternatives to vertical integration is fortress international applying? a. concentric integration b. taper integration c. horizontal integration d. conglomerate integration