Question: Resides the overall, or global, significance, at least three approaches to follow-up tests include
(a) use of Scheffe contrast procedures;
(b) stepdown analysis, which is simi-lar to stepwise regression in that each successive F statistic is computed after eliminating the effects of the previous dependent variables; and
(c) examinati n of the dis-criminant functions. Describe the practic lad antages and disadvantages of each of these approaches.