XYZ Company is implementing a new training program to improve employee productivity. The HR department wants to evaluate the effectiveness of the training program by comparing the productivity of employees who completed the training to the productivity of employees who did not complete the training. Which of the following best represents a two-tailed research (alternative) hypothesis? Group of answer choices There is no difference in productivity between employees who completed the training program and employees who did not complete the training program. Employees who completed the training program will have higher productivity compared to employees who did not complete the training program. There is a difference in productivity between employees who completed the training program and employees who did not complete the training program. Employees who completed the training program will have productivity that is two times higher than employees who did not complete the training program