Aphysical trainer has four workouts that he recommends for his clients. the workouts have been designed so that the average maximum heart rate achieved is the same for each workout. to test this design he randomly selects twenty people and randomly assigns five of them to use each of the workouts. during each workout, he measures the maximum heart rate in beats per minute with the following results. can the physical trainer conclude that there is a difference among the average maximum heart rates which are achieved during the four workouts? maximum heart rates (beats per minute) workout #1 workout #2 workout #3 workout #4 150 166 166 198 184 171 194 169 185 152 165 170 175 155 173 186 156 170 180 199 step 1 of 2: find the value of the test statistic to test for a difference between the workouts. round your answer to two decimal places, if necessary.