there is no prohibition against the Assistant Attorney General making final decisions himself. Moreover, it is well established that the head of an agency retains the authority to make final decisions for the agency even if he or she delegates the authority to make these decisions to his or her subordinates. See, e.g., Knight v. United Land Ass’n, 142 U.S. 161, 176-82, 12 S.Ct. 258, 35 L.Ed. 974 (1891) (“As a general proposition of administrative agency law, the head of an administrative agency has the power to review and revise acts of subordinates where, as here, the powers in question are vested in the subordinate under the supervision and direction of the superior or the power to administer is vested in the superior.”); see also Morrow v. Clayton, 326 F.2d 36, 45-46 (10th Cir.1963) (<HOLDING>). Thus, the fact that a subordinate was
holding that the secretary of agriculture and his subordinates had the authority to review and change lower subordinates actions despite the delegation of authority over the subject matter to the lower subordinates holding that the lower court lacked jurisdiction to hear the case because it was filed without proper authority recognizing the delegation of authority to the united states attorneys holding on appeal the judgment of the lower court is presumed to be correct and the burden is on the appellant to present to us a sufficient record from which we can determine whether the lower court has erred in the respect complained of recognizing the medicare statutes broad delegation of authority