Group1 Group2 Group1 mean Group1 std Group2 mean Group2 std t stat p-value None Female 3.4197968 0.357975704052 12.95677246 3.9127353654 -5.34798408083 0.003 None Male 3.4197968 0.357975704052 12.28114442 3.72849953669 -5.21443426977 0.003 Male Female 12.28114442 3.72849953669 12.95677246 3.9127353654 -0.875046144291 1.0