Let population 1 be the traffic signs maintained by the regional government transportation organization and let population 2 be the traffic signs maintained by the county. Determine the null and alternative hypotheses. H0:p1p2(1) Ha:p1p2(2) (Type integers or decimals. Do not round.) Determine the test statistic. The test statistic is (Round to two decimal places as needed.) Determine the p-value The p-value is (Round to three decimal places as needed.) Determine the proper conclusion. (3. retroreflectivity requirements. evidence to indicate the true proportion of traffic signs maintained by the regional government transportation organization that fail the minimum retroreflectivity requirements (5) the true proportion of traffic signs maintained by the county that fail the minimum