1. what type of statistical testing is required for comparing the muscle mass of 2 groups of mice after being given 1mg of a certain compound or saline (control). 2. what type of statistical testing is required for testing weather dose of a certain compound effects inflamation. Mice are treated with 1 if 5 different doses (0, 0.1, 0,3, 1 and 3mh/kg) 3. what kind of statistical analysis is required to determine the duration of anti-inflammatory effect on a set of mice that are given the same dose of a certain compound. all are examined after 0,5,10,24,40 hours.