Two classes of statistics are being taught by two different methods. There is a debate to determine if the two teaching methods are the same or different. The final grades for the five students from teaching method 1 one are 97, 67, 89. 73, 82. The final grades for the 5 students from teaching method 2 are 98, 93, 70, 68, 62. Two sample independent t test at alpha of .05 assuming equal variances.