Report the means of Y for both main effects (A, B) and the means of the interaction ( A*B) 1. Grand Mean Dependent Variable: Heartrate 95% Confidence Interval Mean Std. Error Lower Bound Upper Bound 30.000 1.614 76.484 83.516 2. Caffeine Dependent Variable: Heartrate 95% Confidence Interval Caffeine Mean Sid. Error Lower Bound Upper Bound No Caffeine 72.500 2.282 67.528 77.472 150 mg Caffeine 37.500 2.282 82.528 92 472 3. Exercise Dependent Variable: Heartrate 95% Confidence Interval Exercise Mean Sid. Error Lower Bound Upper Bound No Exercise 75.000 2.282 70.028 79.972 Half Hour of Exercise 85.000 2.282 80.028 89.972 4. Caffeine * Exercise Dependent Variable: Heartrate 95% Confidence Interval Caffeine Exercise Mean Std. Error Lower Bound Upper Bound No Caffeine No Exercise 67.500 3.227 60.468 74.532 Half Hour of Exercise 77.500 3.227 70.468 84.532 150 mg Caffeine No Exercise 82.500 3.227 75.468 89.532 Half Hour of Exercise 92.500 3.227 85.468 99.532