For each of the following situations, find the critical value(s) for z or t. a) Ho p=0.5 vs. HA p *0.5 at a = 0.01 b) Ho p=0.8 vs. HA p>0.8 at a=0.01 c) H -30 vs. H #30 at a=0.01; n=44 d) H p=0.5 vs. H p>0.5 at a=0.05; n = 340 e) Ho H=60 vs. H H