Assumption of indirect control
(a) Qualified managers make a minimum of errors—Managers with good working knowledge of management fundamentals are likely to make less mistakes as they carry out the functions of management.
(b) That management fundamentals can be used to measure performance.
(c) That the application of management fundamentals can be evaluated—evaluation will provide for periodic measurement of the skill with which managers apply managerial fundamentals and such evaluation will highlight the extent to which an individual has the knowledge and ability required to fill the managerial role.