H13

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 = 0.05 b) Ho: p= 0.7 vs. HA: p> 0.7 at a = 0.05 C) Ho: H = 20 vs. HA: H # 20 at a = 0.05; n = 45 d) Ho: p = 0.5 vs. HA: p > 0.5 at a = 0.01; n = 335 e) Ho: H = 30 vs. HA: u