A large automobile insurance company selected samples of single and married male policyholders and recorded the number who made an insurance claim over the preceding three-year period. Single Policyholders Married Policyholders 71 = 900 72 = 400 number making claims = 162 number making claims = 36 (a) Use a = 0.05. Test to determine whether the claim rates differ between single and married male policyholders. State the null and alternative hypotheses. (Let p, = claim rate for single male policyholders and P2 = claim rate for married male policy holders.) Ho P1 H: P1 - P2 50 Ho: P1 - P2 0 H.: P1 - P2 > 0 O Ho: P1 - P2 0 H.: P1 - P2= Ho: P1 - P2 = 0 H.: P1 - P2 * 0 O Ho: P1 - P2 2 0 H: P1 - P2