Two groups of students are selected to test different learning techniques. The test scores of group 1 were: 95, 73, 68, 95, 98, 79, 98, 86, 76, 89, 89, 94. The test scores of group 2 were: 100, 80,...

Two groups of students are selected to test different learning techniques. The test scores of group 1 were: 95, 73, 68, 95, 98, 79, 98, 86, 76, 89, 89, 94. The test scores of group 2 were: 100, 80, 95, 90, 95, 98, 100, 100. Can it be said with 95% confidence that one group outperformed the other?