The accompanying data set lists full IQ scores for a random sample of subjects with medium lead levels in their blood and another random sample of subjects with high lead levels in their blood Use a 0 05 significance level to test the claim that IQ scores of subjects with medium lead levels vary more than IQ scores of subjects with high lead levels OA Ho 0 0 2 H 0 0 2 OC Ho 0 0 2 H 0 0 2 Identify the test statistic The test statistic is Round to two decimal places as needed dentify the P value The P value is Round to three decimal places as needed What is the conclusion for this hypothesis test Let sample 1 be the sample with the larger sample variance and let sample 2 be the sample with the smaller sample variance What are the null and alternative hypotheses Medium B High Ho 0 0 2 H 0 0 2 114 92 100 77 93 111 91 72 98 90 91 92 46 71 85 78 OD Ho o 0 2 H 0 0 2 89 80 80 79 94 75 88 82 104 93 88 85 88 75 83 NO Sc Ng 52 Sc