A local politician claims that the percentage of residents over the age of 25 who have bachelor's degrees is greater than 60%. At the .05 significance level, test her claim. a.) The null and alternative hypothesis would be: Ho:u =0.6 Ho :p = 0.6 Ho: p = 0.6 Ho :p = 0.6 Ho:p = 0.6 Ho: / = 0.6 Ha: u # 0.6 Ha:p 0.6 Ha:p > 0.6 Ha:p / 0.6 Ha :p