Test the hypothesis that the two trainers are equally adept at training a horse to run faster? The first trainer gave the results for his last five horses
	horse1	horse2	horse3	horse4	horse5
Before Training	26.3	24.1	27.6	25.3	26.8
After Training	23.3	22	24.1	22.8	23
The second
	horse1	horse2	horse3	horse4	horse5
Before Training	25.4	26.2	24	26	27.7
After Training	23.6	23.9	21.8	23.6	25.7