A fitness researcher is studying the effect of different types of exercise routines and diet on weight loss. He randomly assigns 11 people to a swimming program, 11 people to a running program and 11 to a weight lifting program. . The dependent variable is the number of pounds lost. What is Ho in the given situation? O Ho = Ha O Ho # Ha O There is no difference in distribution of weight loss for Swimmers vs. Weight-lifters vs. Runners O There is a difference in distribution of weight loss for Swimmers vs. Weight-lifters vs. Runners